Words are what you fight with, but what you fight about is whether or not you’re afraid of them.

It is true that a mathematician who is not also something of a poet will never be a perfect mathematician.

A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty.

Mathematics requires a small dose, not of genius, but of an imaginative freedom which, in a larger dose, would be insanity.

The beautiful thing about chess is that it teaches you the humility of defeat.