There are certain things that our age needs, and certain things that it should avoid. It needs compassion and a wish that mankind should be happy; it needs the desire for knowledge and the determination to eschew pleasant myths; it needs, above all, courageous hope and the impulse to creativeness.

Calculus required continuity, and continuity was supposed to require the infinitely little; but nobody could discover what the infinitely little might be.

In spreading his ideas, Plato was willing to employ emotional appeals, state propaganda, and the use of force.

I FIND IT SO DIFFICULT NOT TO HATE, WHEN I DO NOT HATE I FEEL WE FEW ARE SO LONELY IN THE WORLD

The man who only loves beautiful things is dreaming, whereas the man who knows absolute beauty is wide awake.

Every advance in civilization has been denounced as unnatural while it was recent

To expect a personality to survive the disintegration of the brain is like expecting a cricket club to survive when all of its members are dead.