Existential Facts

Electrons do not exist in any specific place until measured. Before observation, they exist as probability clouds. Reality requires witnesses.

Your brain runs on an 80-millisecond delay. Everything you experience has already happened. You have never perceived the present moment.

You are literally not the same person you were a decade ago—physically. Your skeleton is replaced every 10 years, your liver every 5 months, your skin every 2-4 weeks. The atoms that made you as a child are now scattered across the planet.