Before a dream is realized, the Soul of the World tests everything that was learned along the way. It does this not because it is evil, but so that we can, in addition to realizing our dreams, master the lessons we've learned as we've moved toward that dream. That's the point at which most people give up. It's the point at which, as we say in the language of the desert, one 'dies of thirst just when the palm trees have appeared on the horizon.'

The beauty of a mathematical idea is that it can be shared and understood across cultures and time.

The past is not dead. It is not even past.

The experimental violation of Bell inequalities shows that nature cannot be described by any local realistic theory.

Do noble things, do not dream them all day long.