One must console oneself with the thought that time has a sieve through which most of these important things run into the ocean of oblivion and what remains after this selection is often still trite and bad.

To me it is enough to wonder at the secrets

My success wasn't so much due to intelligence, but the fact that I stuck with problems longer.

Do you really believe that the moon isn’t there when nobody looks?

Conviction is a good motive, but a bad judge.

Anyone who doesn't take truth seriously in small matters cannot be trusted in large ones either.

... a person who is religiously enlightened appears to me to be one who has, to the best of his ability, liberated himself from the fetters of his selfish desires and is preoccupied with thoughts, feelings, and aspirations to which he clings because of their superpersonal value.