Events do not happen; they are just there, and we come across them.

It is also a good rule not to put overmuch confidence in the observational results that are put forward until they are confirmed by theory.

The quest of the absolute leads into the four-dimensional world.

If your theory is found to be against the second law of thermodynamics I give you no hope; there is nothing for it but to collapse in deepest humiliation.

An electron is no more (and no less) hypothetical than a star. Nowadays we count electrons one by one in a Geiger counter, as we count the stars one by one on a photographic plate.

Shuffling is the only thing which Nature cannot undo.

So far as physics is concerned, time's arrow is a property of entropy alone.