Quantum mechanics offers the principle of superposition —the ability of a particle to exist in all possible states simultaneously until it is observed. An electron does not have to choose a spin; it holds all spins at once.
For a century, physics has told us the universe is deterministic—a perfectly oiled clock wound by Newton. Quantum mechanics shattered that clock. It told us that at the fundamental level, the universe is not made of certainty, but of potential. And within that potential lies an odd, existential comfort. Classical physics is a harsh judge. It says that a thing is what it is . If you are sad, you are sad. If you are lost, you are lost. There is no gray area. quantum and solace
Does your small life matter? According to the Copenhagen Interpretation, yes. Your gaze fixes the world in place. Your observation turns the blur of quantum possibility into the concrete floor beneath your feet. We are not just living in the universe; we are co-creating it, moment by moment. We crave certainty. We want the Newtonian universe: predictable, solid, safe. But that universe was a lie. Reality is a quantum cloud of probabilities, jittering with energy at absolute zero. Quantum mechanics shattered that clock
Quantum mechanics, however, famously requires the observer. The act of measurement—of looking, of caring, of paying attention—collapses the wave-function from a ghost of probability into a particle of reality. Classical physics is a harsh judge
The solace here is for the grieving. When someone we love dies, classical physics tells us they are gone—matter separated from matter. But quantum mechanics leaves the door ajar. If information is never truly destroyed (the "no-deletion theorem"), and if particles that have interacted remain forever correlated, then no connection is ever truly broken.
You can be grieving and grateful. You can be terrified and brave. You can be a success and a mess. Until the moment of measurement—until the choice is forced—you contain multitudes. The universe does not demand you pick a single state; it allows you to exist in the beautiful fog of maybe . Perhaps the most unsettling aspect of quantum theory is entanglement —the phenomenon where two particles link their fates. If you change the spin of one particle in Vienna, its entangled partner in Tokyo instantly changes to match. Einstein called this "spooky action at a distance."