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In General Relativity and Quantum Gravity, diffeomorphism often called diffeomorphism invariance or general covariance is an isomorphism of differentiable manifolds that defines the physical nature of spacetime. Rather than a mathematical tool, diffeomorphism is a smooth, bijective (invertible) mapping between two open sets where both the function and its...

28,858 views • 1 month ago •via X (Twitter)

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QUOTE 1: A worldview without feelings is a cold structure; feelings without a worldview are a blind force. : The author offers a precise and balanced insight into the relationship between intellect and emotion. A worldview without feelings becomes a cold, lifeless structure rational but empty, capable of logic yet devoid of warmth or motivation. Conversely, feelings without a coherent worldview become a blind force powerful but directionless, easily manipulated or destructive. True human maturity requires the harmonious union of both. The mind provides clarity, structure, and long-term vision. Feelings supply energy, empathy, and moral intuition. When integrated, they create a living philosophy: thought that is compassionate and emotion that is wise. This synthesis is the foundation of a complete human being. Without it, we risk becoming either heartless calculators or passionate but reckless actors. The highest expressions of humanity justice, creativity, love, and wisdom arise only when reason and feeling work together as equal partners. QUOTE 2: The unity of humanity is not a dream but a necessity: it is the only path to universal security. : The author asserts that the unity of humanity is not an idealistic dream but a fundamental necessity. In an interconnected world facing global threats climate change, pandemics, nuclear risks, resource scarcity, and technological disruption fragmented efforts and national rivalries are no longer sustainable. True universal security cannot be achieved through dominance, isolation, or temporary alliances. It requires a higher level of human solidarity: shared institutions, mutual trust, collective responsibility, and a common commitment to the survival and flourishing of our species. Without unity, every nation remains vulnerable, no matter how powerful. Unity does not mean erasing diversity or sovereignty. It means building a framework in which differences are respected while common survival imperatives are placed above them. It is the recognition that in the 21st century and beyond, humanity’s fate is collective. The path to lasting security runs through unity. Anything less is merely managed risk.

Zafar Mirzo | Quotes

8,058,883 views • 1 month ago

I think a big mistake is believing that if something is here, we should be able to see it. Right? The lights in the sky and the pilots or the gods or whatever they are? I think we assume out of arrogance and ego. An insect can crawl across your hand and never understand that you are a whole entire being. It only experiences pressure, heat, vibration, and movement. A fingertip appears. A shadow passes. The insect never sees the body attached to it. The insect does not have access to the full image. Ever. I think our situation may be exactly the same. Whatever people call the phenomenon, nonhuman intelligence, gods, or something else entirely, may be present in full while we only register a portion of it. We notice effects, not the actual being. Changes in perception. Anomalies. We expect a face when all we are capable of sensing is the fingertip. Let me explain. Reports are always partial and strange. Lights, shapes, impressions, symbols, missing time, pressure, fear, calm. None of it ever shows us a full being, or the real craft; because our senses are not built to assemble it. Just like the ant cannot assemble a human from a few sensations. Now that doesn't mean what we are seeing is fake. It means the insect’s world is smaller than the thing interacting with it. I get sick of people saying there is no there there, I think they are making the same mistake the insect would make. Our reality is likely a thin slice of what actually exists. We move through a world full of forces and intelligences that exceed our resolution. We are not seeing nothing. We are seeing effects. And effects are often the only honest proof a limited observer ever gets.

Jason Wilde

12,125 views • 4 months ago