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Walter Isaacson explains exactly how Elon Musk uses first principles thinking to build rockets: When young Elon wanted to send people to space, he first tried buying used rockets from Russia. They jacked him around - it didn’t work So he went back to first principles. He asked: Exactly...

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719,127 次观看 • 6 个月前 •via X (Twitter)

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34 条评论

The Edge Guy 的头像
The Edge Guy6 个月前

👁️ Apply this to Hormuz. First principles: why is 20% of global oil moving through a 33km strait in the first place? Because nobody questioned it for 50 years. Elon would have built the pipeline. Everyone else just kept paying the toll.

Ricardo Celini | The Only Bet That Counts 的头像
Ricardo Celini | The Only Bet That Counts6 个月前

Musk didn’t swallow Russia’s jacked-up rocket prices or Tesla’s felt patch excuses, he stripped everything to first principles on raw materials, physics, and true costs, exposing the 10x manufacturing lie hiding in plain sight. America traded rocket-shooters for more referees, guardrails, and lawyers chanting probably not a good idea. The few who still run the math then actually take the calculated shot? That’s exactly why impossible things get done.

"Listless" Little Brother 的头像
"Listless" Little Brother6 个月前

But I was informed by noted genius detector, AOC, that Elon is an idiot.

LastKnownSurvivor 的头像
LastKnownSurvivor6 个月前

@elonmusk "Can't be done" just means no one has tried to do it yet.

Neo Science Historian 的头像
Neo Science Historian6 个月前

Spot on – Elon’s first principles thinking dismantled rocket costs by 10x by breaking everything down to raw materials and physics. Same mindset for Neuralink Blindsight 2026: strip the brain to fundamentals (neural circuits, mitochondrial energy, epigenetic reset via OSK). Grok confirmed my daily prep stack (creatine + magnesium + sunlight) as “rocket fuel” for the upgrade era. What’s your first principle for human augmentation?

Aipulse82 的头像
Aipulse826 个月前

Watch How elonmusk talk about space exploration 🚀🚀 in 2002 when he was not so famous and rich even than he wanna go to space and EXPLore

Daniel Rachlin 的头像
Daniel Rachlin6 个月前

Going back to first principles is often the only way when you're building something new. No playbook for that.

Doc 🧲 的头像
Doc 🧲6 个月前

@elonmusk The fool didnt know it was impossible so he did it

Chaminda 的头像
Chaminda6 个月前

Elon’s obsession with breaking things down to raw material costs based on first principles flips the usual “just fix it” mindset and forces ruthless improvements where no one else looks. That’s a rare kind of stubborn curiosity.

Phil Free 的头像
Phil Free6 个月前

🫡

Yael Maimon 的头像
Yael Maimon6 个月前

@elonmusk

UDO 的头像
UDO6 个月前

@elonmusk Grok imagine success is not final failure is not fatal

MalindaSherwyn 的头像
MalindaSherwyn6 个月前

Important Phrase! "We have more Regulators than Risk Takers", i.e., more unelected bureaucrats and agencies running roughshod over the People! WHAT HAPPENED TO @DOGE ?!?

Dean Rutherford 的头像
Dean Rutherford6 个月前

In the corporate world , my favorite comment people would make in a meeting to avoid implementing an idea was to say “I don’t think that’s legal “ I began to think, everyone had been to law school until I realized everyone was just lazy and saying something is not legal, was a good way to kill an idea and not have to do anything.

TeslaTracker 的头像
TeslaTracker6 个月前

The same breakdown rebuilt Tesla's cost structure. Battery cells were treated as fixed-cost inputs until Musk asked what each compound actually costs at commodity prices - lithium, nickel, cobalt, aluminum. That's how $/kWh dropped from ~$600 to sub-$100 in a decade.

DJP TECHNO 的头像
DJP TECHNO6 个月前

@elonmusk So interesting how it all started and how it is all going. 😎💫☀️

Terry Anderson 的头像
Terry Anderson6 个月前

The next long term problem will be that we have allowed all the companies and institutions to become too large. We have stagflation of ideas and innovation because of monopolies and oligopolies. We need to break all the big stuff up. Ma Bell gave birth to the baby bells.

ne.in 的头像
ne.in6 个月前

@elonmusk Wow

🇬🇧 Richard F 的头像
🇬🇧 Richard F6 个月前

. I'm using first principles . .

VittaX5 的头像
VittaX56 个月前

I love watching Isaacson’s clips of Elon. I admire Elon’s train of thought and mind more every time. ❤️

HC 的头像
HC6 个月前

@elonmusk This is how impossible things get done. But, If it can be done, then it is not impossible. So it wasn’t impossible 🙅

Emilio Cazadores 的头像
Emilio Cazadores6 个月前

Elon has never built a rocket he has others do it and takes credit.

French Provence Lifestyle 的头像
French Provence Lifestyle6 个月前

@elonmusk Most people optimize opinions… he optimizes physics.

Horlarht🧡✊ 的头像
Horlarht🧡✊6 个月前

There’s definitely something real about that mindset. Elon Musk didn’t invent first-principles thinking, but he’s one of the few people actually applying it at scale in messy, real-world industries like aerospace. That said, I think people sometimes oversimplify the story. Breaking rockets down to raw material cost is a powerful starting point, but the hard part isn’t just materials, it’s manufacturing complexity, safety margins, testing, and decades of engineering knowledge. That’s where companies like SpaceX really differentiated themselves: not just asking better questions, but executing relentlessly on the answers. Also, the more referees than risk-takers line sounds good, but it’s a bit romanticized. Those guardrails exist because rockets do explode, cars do fail, and people can get hurt. The real skill isn’t ignoring constraints, it’s knowing which ones are actually fundamental and which ones are just tradition or bureaucracy. So yeah, first principles thinking is powerful. But what makes it work isn’t just questioning everything, it’s having the technical depth, team, and tolerance for failure to rebuild things from the ground up without cutting the wrong corners.

Estranged Quark 的头像
Estranged Quark6 个月前

@elonmusk It’s called being a good engineer or architect. There are more in the world of those besides Elon you know…

Shukla Gi 的头像
Shukla Gi6 个月前

First principles thinking explained so clearly. This is exactly why SpaceX and Tesla changed the world forever. Mindset of a legend

Tømmy. T 的头像
Tømmy. T6 个月前

@elonmusk It’s how you engineer the future.

ShogunX 的头像
ShogunX6 个月前

Someone says, “We need felt at the bottom of the car.” Elon: “Felt? Let’s talk physics, not decoration.” 😎

Laurie Bryant 的头像
Laurie Bryant6 个月前

@elonmusk Exactly!! He takes things that people give up on or for some reason can not do and he thinks what is it that i need to make this work, then how am i going to get what i need to make it work? Then he makes it happen. He keeps moving forward and does not give up! Go ELON!!!

AndytheSliCe ツ 的头像
AndytheSliCe ツ6 个月前

I do remember!

Tom Bednarchuk 的头像
Tom Bednarchuk6 个月前

@elonmusk Me listening to a journalist explaining a first principle type engineer is like having a chimp explaining the twins paradox…

John Cronin 的头像
John Cronin6 个月前

@elonmusk Physics doesn’t care about tradition.

XFOLLOWER 的头像
XFOLLOWER6 个月前

@elonmusk ✅

Trix🃏 的头像
Trix🃏6 个月前

@elonmusk @tweem 500k views

相关视频

Elon Musk breaks down the first-principles math that told him rockets were massively overpriced "How much should a rocket cost? The typical approach people take is they look historically at what rockets cost and assume any new rocket must be similar to the prior cost" "A first-principles approach: you look at the materials the rocket is made of. Aluminum, copper, carbon fiber, steel. What are the constituent elements, how much do they weigh, and what's the material price per kilogram? That sets the actual floor on what a rocket can cost" "Then you realize the raw materials of a rocket are only maybe 1 or 2% of the historical cost of a rocket. So the manufacturing must necessarily be very inefficient"
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Elon Musk breaks down the first-principles math that told him rockets were massively overpriced "How much should a rocket cost? The typical approach people take is they look historically at what rockets cost and assume any new rocket must be similar to the prior cost" "A first-principles approach: you look at the materials the rocket is made of. Aluminum, copper, carbon fiber, steel. What are the constituent elements, how much do they weigh, and what's the material price per kilogram? That sets the actual floor on what a rocket can cost" "Then you realize the raw materials of a rocket are only maybe 1 or 2% of the historical cost of a rocket. So the manufacturing must necessarily be very inefficient"

Jaynit

28,509 次观看 • 1 个月前

SpaceX had zero idea how to build a rocket in the beginning. That became the genius of it: Elon rejected conventional wisdom entirely and grounded everything in first-principles thinking instead of copying competitors or blindly following “best practices” nobody could justify. Tesla and SpaceX exist because he refused to accept that this is just how things are done. But the cost is real. ELON CLIPS
0:34

SpaceX had zero idea how to build a rocket in the beginning. That became the genius of it: Elon rejected conventional wisdom entirely and grounded everything in first-principles thinking instead of copying competitors or blindly following “best practices” nobody could justify. Tesla and SpaceX exist because he refused to accept that this is just how things are done. But the cost is real. ELON CLIPS

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Elon Musk on how he learned how to build a rocket company: “I read a lot of books” Elon is asked how he acquired the expertise to be the CTO of a rocket ship company. He replies: “Well, I do have a physics background. That’s been a helpful foundation. Then I read a lot of books and talked to a lot of smart people.” “You’re self taught?” the interviewer asks. “Yes, I don’t have an aerospace degree,” Elon responds. “How did you go about acquiring the knowledge?” the interviewer asks again. Elon replies: “Like I said, I read a lot of books, talked to a lot of people, and have a great team.”
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Elon Musk on how he learned how to build a rocket company: “I read a lot of books” Elon is asked how he acquired the expertise to be the CTO of a rocket ship company. He replies: “Well, I do have a physics background. That’s been a helpful foundation. Then I read a lot of books and talked to a lot of smart people.” “You’re self taught?” the interviewer asks. “Yes, I don’t have an aerospace degree,” Elon responds. “How did you go about acquiring the knowledge?” the interviewer asks again. Elon replies: “Like I said, I read a lot of books, talked to a lot of people, and have a great team.”

Perch

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Elon Musk explains how to get startup ideas When asked how he comes up with startup ideas, Elon responds: “I tend to think of things from a sort of physics standpoint… what’s the best way to accomplish something? And then pursue that. That’s also a good way to determine if something’s far from its optimum.” He gives rockets as an example: “You could reason by analogy and say the rocket is going to cost a certain amount because that’s what prior rockets have cost. Or you can say, well, what is a rocket made of? What are the material constituents? What do they weigh? What’s the cost per unit mass? And that sets the limit asymptotically for what a rocket can be. So if you can figure out some creative way to rearrange those elements into a rocket shape, then you can achieve a much better outcome.” He also thinks combining ideas from different industries is really helpful for innovation: “What have people discovered in one industry and can that be applied to other industries? That’s I think also a great source of ideas. But usually you just struggle on a solution and try a bunch of things. Most of them don’t work and occasionally one does.” Source: VANITY FAIR (Oct 2014)
1:28

Elon Musk explains how to get startup ideas When asked how he comes up with startup ideas, Elon responds: “I tend to think of things from a sort of physics standpoint… what’s the best way to accomplish something? And then pursue that. That’s also a good way to determine if something’s far from its optimum.” He gives rockets as an example: “You could reason by analogy and say the rocket is going to cost a certain amount because that’s what prior rockets have cost. Or you can say, well, what is a rocket made of? What are the material constituents? What do they weigh? What’s the cost per unit mass? And that sets the limit asymptotically for what a rocket can be. So if you can figure out some creative way to rearrange those elements into a rocket shape, then you can achieve a much better outcome.” He also thinks combining ideas from different industries is really helpful for innovation: “What have people discovered in one industry and can that be applied to other industries? That’s I think also a great source of ideas. But usually you just struggle on a solution and try a bunch of things. Most of them don’t work and occasionally one does.” Source: VANITY FAIR (Oct 2014)

Startup Archive

33,984 次观看 • 3 个月前

“Elon Musk is nothing but a PRODUCT of the PENTAGON!” “The story about how he is intelligent, and how he created the rocket technology, they can tell that tale to SOMEONE ELSE!” - Venezuelan President Maduro speaks to Jackson Hinkle on the TRUTH about Elon Musk!
3:33

“Elon Musk is nothing but a PRODUCT of the PENTAGON!” “The story about how he is intelligent, and how he created the rocket technology, they can tell that tale to SOMEONE ELSE!” - Venezuelan President Maduro speaks to Jackson Hinkle on the TRUTH about Elon Musk!

The Saviour

1,096,619 次观看 • 2 年前

Walter Isaacson: If you don't want Elon Musk to control so many industries, you should learn to get stuff done too. “Why is Elon successful at some of these things, like getting 5,000 satellites up? He said we used to be a nation of really great risk-takers. Even the people who ran Boeing probably were risk-takers at one point. Not safety risks, but they were going to try rockets. He said everybody who came here, whether it was on the Mayflower or across the Rio Grande, they were adventurous, they took risks. He says nowadays we have more referees than we have risk-takers. We have more regulators than we have innovators. We have more people saying you can't do it, the lawyers, the whatever. He said it's made it so that our big military contractors can't get anything done. We can't get high-speed rail. I would think that the best way to make sure he doesn't have so much clout on things is for somebody to be able to build more electric vehicles. He built a charging network and then the US Government, Ford, GM, decided to build their own, and they've surrendered because the Tesla charging network works. I'm not trying to just sing his praises, but it would be useful if you don't want him to control the charging network in America, if you don't want him to control the Internet in outer space, if you don't want him to control rocket launches, to have Boeing and Northrop Grumman and others be able to get stuff done.” The 92nd Street Y, October 13, 2023
1:26

Walter Isaacson: If you don't want Elon Musk to control so many industries, you should learn to get stuff done too. “Why is Elon successful at some of these things, like getting 5,000 satellites up? He said we used to be a nation of really great risk-takers. Even the people who ran Boeing probably were risk-takers at one point. Not safety risks, but they were going to try rockets. He said everybody who came here, whether it was on the Mayflower or across the Rio Grande, they were adventurous, they took risks. He says nowadays we have more referees than we have risk-takers. We have more regulators than we have innovators. We have more people saying you can't do it, the lawyers, the whatever. He said it's made it so that our big military contractors can't get anything done. We can't get high-speed rail. I would think that the best way to make sure he doesn't have so much clout on things is for somebody to be able to build more electric vehicles. He built a charging network and then the US Government, Ford, GM, decided to build their own, and they've surrendered because the Tesla charging network works. I'm not trying to just sing his praises, but it would be useful if you don't want him to control the charging network in America, if you don't want him to control the Internet in outer space, if you don't want him to control rocket launches, to have Boeing and Northrop Grumman and others be able to get stuff done.” The 92nd Street Y, October 13, 2023

ELON CLIPS

2,517,175 次观看 • 1 年前

Walter Isaacson: Those who don't want Elon Musk to control so many industries should learn to get stuff done too. “Why is Elon successful at some of these things, like getting 5,000 satellites up? He said we used to be a nation of really great risk-takers. Even the people who ran Boeing probably were risk-takers at one point. Not safety risks, but they were going to try rockets. He said everybody who came here, whether it was on the Mayflower or across the Rio Grande, they were adventurous, they took risks. He says nowadays we have more referees than we have risk-takers. We have more regulators than we have innovators. We have more people saying you can't do it, the lawyers, the whatever. He said it's made it so that our big military contractors can't get anything done. We can't get high-speed rail. I would think that the best way to make sure he doesn't have so much clout on things is for somebody to be able to build more electric vehicles. He built a charging network and then the US Government, Ford, GM, decided to build their own, and they've surrendered because the Tesla charging network works. I'm not trying to just sing his praises, but it would be useful if you don't want him to control the charging network in America, if you don't want him to control the Internet in outer space, if you don't want him to control rocket launches, to have Boeing and Northrop Grumman and others be able to get stuff done.” The 92nd Street Y, October 13, 2023
1:27

Walter Isaacson: Those who don't want Elon Musk to control so many industries should learn to get stuff done too. “Why is Elon successful at some of these things, like getting 5,000 satellites up? He said we used to be a nation of really great risk-takers. Even the people who ran Boeing probably were risk-takers at one point. Not safety risks, but they were going to try rockets. He said everybody who came here, whether it was on the Mayflower or across the Rio Grande, they were adventurous, they took risks. He says nowadays we have more referees than we have risk-takers. We have more regulators than we have innovators. We have more people saying you can't do it, the lawyers, the whatever. He said it's made it so that our big military contractors can't get anything done. We can't get high-speed rail. I would think that the best way to make sure he doesn't have so much clout on things is for somebody to be able to build more electric vehicles. He built a charging network and then the US Government, Ford, GM, decided to build their own, and they've surrendered because the Tesla charging network works. I'm not trying to just sing his praises, but it would be useful if you don't want him to control the charging network in America, if you don't want him to control the Internet in outer space, if you don't want him to control rocket launches, to have Boeing and Northrop Grumman and others be able to get stuff done.” The 92nd Street Y, October 13, 2023

ELON CLIPS

1,733,622 次观看 • 1 年前

In 2002, Elon Musk tried to buy a rocket. The Russians quoted him $8 million per unit. American aerospace companies wanted over $65 million. He walked away from both. On the flight home, he opened a spreadsheet and broke down the raw materials. Aerospace-grade aluminum. Titanium. Copper. Carbon fiber. He priced each on the commodity market. The total came to roughly 2% of what the industry was charging. That gap is what first principles thinking actually looks like. Not "how do we negotiate a better deal." Not "who else sells rockets." Just: what is this thing actually made of, and why does it cost what it costs? The answer was overhead. Legacy processes. Layers of contractors and subcontractors. Margins stacked on margins. Nobody had questioned the price because nobody had questioned the structure. Musk decided to build it himself. The first Falcon 1 exploded 33 seconds after launch. The second made it further but failed to reach orbit. The third exploded too. Three rockets. Three failures. SpaceX was almost out of money. Musk put his last $35 million into the company. If the fourth launch failed, that was it. September 28, 2008. Falcon 1 Flight 4 reached orbit. First privately developed liquid fuel rocket to ever do it. Seven years later, they landed a booster back on Earth for the first time. Now they do it routinely. The cost per launch dropped from $65 million to under $3 million for a reused Falcon 9 booster. Everyone else was reasoning by analogy: rockets are expensive because rockets have always been expensive. Musk reasoned from atoms: rockets are expensive because nobody rebuilt the system from the ground up.
1:14

In 2002, Elon Musk tried to buy a rocket. The Russians quoted him $8 million per unit. American aerospace companies wanted over $65 million. He walked away from both. On the flight home, he opened a spreadsheet and broke down the raw materials. Aerospace-grade aluminum. Titanium. Copper. Carbon fiber. He priced each on the commodity market. The total came to roughly 2% of what the industry was charging. That gap is what first principles thinking actually looks like. Not "how do we negotiate a better deal." Not "who else sells rockets." Just: what is this thing actually made of, and why does it cost what it costs? The answer was overhead. Legacy processes. Layers of contractors and subcontractors. Margins stacked on margins. Nobody had questioned the price because nobody had questioned the structure. Musk decided to build it himself. The first Falcon 1 exploded 33 seconds after launch. The second made it further but failed to reach orbit. The third exploded too. Three rockets. Three failures. SpaceX was almost out of money. Musk put his last $35 million into the company. If the fourth launch failed, that was it. September 28, 2008. Falcon 1 Flight 4 reached orbit. First privately developed liquid fuel rocket to ever do it. Seven years later, they landed a booster back on Earth for the first time. Now they do it routinely. The cost per launch dropped from $65 million to under $3 million for a reused Falcon 9 booster. Everyone else was reasoning by analogy: rockets are expensive because rockets have always been expensive. Musk reasoned from atoms: rockets are expensive because nobody rebuilt the system from the ground up.

Peak Thinkers

160,641 次观看 • 4 个月前

Elon Musk: I started reading about rockets to understand why they're so freaking expensive. “I started reading quite a bit about rockets to try to understand why they're so freaking expensive. Where does the $60 million go for the Delta II? Now Delta II, I think, is $100 million or something, some crazy number. And Delta II is a relatively small rocket. If you go to one of the bigger rockets, it's anywhere from $200 to $400 million. Anyway, so I came to the conclusion that there wasn't really a good reason for rockets to be so expensive, and that they could be a lot less. Even in an expendable format, they could be less. And that if one could make them reusable, like airplanes, then the cost of rocketry would drop dramatically, the cost of space travel would drop dramatically. Because the cost of the fuel was maybe anywhere from 0.2% to 0.5% of the cost of the rocket. It's like a plane. How much is the cost of the fuel in the plane versus the plane itself? It's at least a two-order-of-magnitude difference. But nobody had really been able to make a reusable rocket work. So I thought, if we can do that, then that would really be the key breakthrough for space travel.” Interview at the Computer History Museum, 2013
1:20

Elon Musk: I started reading about rockets to understand why they're so freaking expensive. “I started reading quite a bit about rockets to try to understand why they're so freaking expensive. Where does the $60 million go for the Delta II? Now Delta II, I think, is $100 million or something, some crazy number. And Delta II is a relatively small rocket. If you go to one of the bigger rockets, it's anywhere from $200 to $400 million. Anyway, so I came to the conclusion that there wasn't really a good reason for rockets to be so expensive, and that they could be a lot less. Even in an expendable format, they could be less. And that if one could make them reusable, like airplanes, then the cost of rocketry would drop dramatically, the cost of space travel would drop dramatically. Because the cost of the fuel was maybe anywhere from 0.2% to 0.5% of the cost of the rocket. It's like a plane. How much is the cost of the fuel in the plane versus the plane itself? It's at least a two-order-of-magnitude difference. But nobody had really been able to make a reusable rocket work. So I thought, if we can do that, then that would really be the key breakthrough for space travel.” Interview at the Computer History Museum, 2013

ELON CLIPS

1,208,989 次观看 • 1 年前

Katherine Boyle argues Elon Musk’s biggest contribution to America isn’t just the companies he built, it’s the engineering culture he created. She says SpaceX taught a new generation to think from first principles, build for manufacturing, move fast, cut costs, and actually make things with their hands. And now that talent is spreading to other companies, taking that mindset with them.
1:35

Katherine Boyle argues Elon Musk’s biggest contribution to America isn’t just the companies he built, it’s the engineering culture he created. She says SpaceX taught a new generation to think from first principles, build for manufacturing, move fast, cut costs, and actually make things with their hands. And now that talent is spreading to other companies, taking that mindset with them.

Joe Rogan Podcast News

53,826 次观看 • 26 天前

ELON: SOMEONE HAS TO SOLVE ROCKET REUSABILITY — WHETHER IT’S SPACEX OR SOMEONE ELSE “The cost of the fuel and oxygen on a Falcon 9 is 0.3% of the cost of the rocket. So, it's a very tiny number. It's very similar to an airplane. How much does it cost to fuel up an airplane, and how much does it cost to buy an airplane? They're very different things. If humanity is ever to expand beyond Earth and establish a self-sustaining base on another planet, it's critical that we solve this problem. Whether it's SpaceX or someone else, someone has to solve the problem, and we can have a hundred-fold reduction in the cost of spaceflight. That's what SpaceX has been trying to do, and really that's been the goal since the beginning of the company. So far, I've not been very successful in that regard, but I think we have a handle on it. We've got a design that closes in the simulations. If we can build that thing, it should work.” Source: SXSW, March 2013
0:58

ELON: SOMEONE HAS TO SOLVE ROCKET REUSABILITY — WHETHER IT’S SPACEX OR SOMEONE ELSE “The cost of the fuel and oxygen on a Falcon 9 is 0.3% of the cost of the rocket. So, it's a very tiny number. It's very similar to an airplane. How much does it cost to fuel up an airplane, and how much does it cost to buy an airplane? They're very different things. If humanity is ever to expand beyond Earth and establish a self-sustaining base on another planet, it's critical that we solve this problem. Whether it's SpaceX or someone else, someone has to solve the problem, and we can have a hundred-fold reduction in the cost of spaceflight. That's what SpaceX has been trying to do, and really that's been the goal since the beginning of the company. So far, I've not been very successful in that regard, but I think we have a handle on it. We've got a design that closes in the simulations. If we can build that thing, it should work.” Source: SXSW, March 2013

Mario Nawfal

2,652,416 次观看 • 1 年前

The reason why Elon Musk started working on reusable rockets "I started reading quite a bit about rockets to try and understand why they're so freaking expensive If one could make them reusable like airplanes, then the cost of rocketry would drop dramatically The cost of the fuel was maybe anywhere from 0.2% to 0.5% of the cost of the rocket I came to the conclusion that there wasn't really a good reason for rockets to be so expensive and that they could be a lot less even in an expendable format "Nobody had really been able to make a reusable rocket work... but if we can do that, then that would really be the key breakthrough" - Elon Musk
1:20

The reason why Elon Musk started working on reusable rockets "I started reading quite a bit about rockets to try and understand why they're so freaking expensive If one could make them reusable like airplanes, then the cost of rocketry would drop dramatically The cost of the fuel was maybe anywhere from 0.2% to 0.5% of the cost of the rocket I came to the conclusion that there wasn't really a good reason for rockets to be so expensive and that they could be a lot less even in an expendable format "Nobody had really been able to make a reusable rocket work... but if we can do that, then that would really be the key breakthrough" - Elon Musk

X Freeze

461,516 次观看 • 7 个月前

Elon didn’t start SpaceX to build a rocket company: “The original vision for SpaceX was not to start a launch company. Elon’s original goal was to increase NASA’s budget, and he was willing to just burn 100 million dollars on a philanthropic mission to display a greenhouse on Mars. Shooting a greenhouse to Mars with existing rocket technology, get this photo on the front page of every paper. A little plant on the red planet, the first time life had transferred to another planet. That’ll probably increase NASA’s budget and spur this wave of exploration and interest in space. When he tried to do that, he discovered that the space launch market was so expensive and un-innovative and hadn’t been moving forward. That’s actually how he discovered the opportunity to start SpaceX. That’s what’s actually going to move this market forward.”
0:50

Elon didn’t start SpaceX to build a rocket company: “The original vision for SpaceX was not to start a launch company. Elon’s original goal was to increase NASA’s budget, and he was willing to just burn 100 million dollars on a philanthropic mission to display a greenhouse on Mars. Shooting a greenhouse to Mars with existing rocket technology, get this photo on the front page of every paper. A little plant on the red planet, the first time life had transferred to another planet. That’ll probably increase NASA’s budget and spur this wave of exploration and interest in space. When he tried to do that, he discovered that the space launch market was so expensive and un-innovative and hadn’t been moving forward. That’s actually how he discovered the opportunity to start SpaceX. That’s what’s actually going to move this market forward.”

David Senra

8,654,841 次观看 • 4 个月前

Elon Musk: "I started reading quite a bit about rockets to try and understand why they're so freaking expensive If one could make them reusable like airplanes, then the cost of rocketry would drop dramatically The cost of the fuel was maybe anywhere from 0.2% to 0.5% of the cost of the rocket I came to the conclusion that there wasn't really a good reason for rockets to be so expensive and that they could be a lot less even in an expendable format Nobody had really been able to make a reusable rocket work... but if we can do that, then that would really be the key breakthrough"
1:20

Elon Musk: "I started reading quite a bit about rockets to try and understand why they're so freaking expensive If one could make them reusable like airplanes, then the cost of rocketry would drop dramatically The cost of the fuel was maybe anywhere from 0.2% to 0.5% of the cost of the rocket I came to the conclusion that there wasn't really a good reason for rockets to be so expensive and that they could be a lot less even in an expendable format Nobody had really been able to make a reusable rocket work... but if we can do that, then that would really be the key breakthrough"

Mars University

27,800 次观看 • 2 天前

Elon Musk explains his idea generation process in 2 minutes: "I tend to think of things from a physics standpoint, from a first principles standpoint. What would be the best way to accomplish something? And then pursue that." Elon explains how this reveals hidden opportunities: "That's also a good way to determine if something is far from its optimum. On rockets, for example, you could reason by analogy and say the rocket's gonna cost a certain amount because that's what prior rockets have cost. Or you can say: What is a rocket made of? What are the material constituents? What do they weigh? What's the cost per unit mass? That sets the limit asymptotically for what a rocket can be. So if you can figure out some creative way to rearrange those elements into a rocket shape, you can achieve a much better outcome." He shares a second source of ideas: "Combining ideas from different industries is really helpful for innovation. What have people discovered in one industry that can be applied to other industries? That's a great source of ideas." Elon also explains why he started with software: "The great thing about software or anything which just involves intellectual capital is that you and a few friends can just do it. That's why doing some sort of internet thing is great as an initial company. That's why Zip2 and PayPal gave me the capital to attempt more capital-intensive activities." He concludes: "Usually you just struggle on a solution. You try a bunch of things. Most of them don't work. Occasionally one does."
2:23

Elon Musk explains his idea generation process in 2 minutes: "I tend to think of things from a physics standpoint, from a first principles standpoint. What would be the best way to accomplish something? And then pursue that." Elon explains how this reveals hidden opportunities: "That's also a good way to determine if something is far from its optimum. On rockets, for example, you could reason by analogy and say the rocket's gonna cost a certain amount because that's what prior rockets have cost. Or you can say: What is a rocket made of? What are the material constituents? What do they weigh? What's the cost per unit mass? That sets the limit asymptotically for what a rocket can be. So if you can figure out some creative way to rearrange those elements into a rocket shape, you can achieve a much better outcome." He shares a second source of ideas: "Combining ideas from different industries is really helpful for innovation. What have people discovered in one industry that can be applied to other industries? That's a great source of ideas." Elon also explains why he started with software: "The great thing about software or anything which just involves intellectual capital is that you and a few friends can just do it. That's why doing some sort of internet thing is great as an initial company. That's why Zip2 and PayPal gave me the capital to attempt more capital-intensive activities." He concludes: "Usually you just struggle on a solution. You try a bunch of things. Most of them don't work. Occasionally one does."

Jaynit

31,845 次观看 • 7 个月前