"We must always tell what we see. Above all, and this is more difficult, we must always see what we see."

"We haven't got the power to destroy the planet -- or to save it. But we might have the power to save ourselves."

"Anxiety is the rust of life, destroying its brightness and weakening its power. A childlike and abiding trust in Providence is its best preventive and remedy."

"What you keep by you, you may change and mend but words, once spoken, can never be recalled."

"Above all things you've got to be yourself, and if some rule or guideline excludes you because of who you are, then you are obligated to change the rules."

"Beauty is the first test; there is no permanent place in the world for ugly mathematics."

"The longer I live the more I see that I am never wrong about anything, and that all the pains I have so humbly taken to verify my notions have only wasted my time."

"Politics doesna€?t make strange bedfellows--marriage does."

"Our American professors like their literature clear, cold, pure and very dead."

"Success is the one unpardonable sin against one's fellows."

"Silent gratitude isn't very much use to anyone."

"Try to love someone who you want to hate, because they are just like you, somewhere inside, in a way you may never expect, in a way that resounds so deeply within you that you cannot believe it."