"I think I am a verb."

"Sometimes I think we're alone. Sometimes I think we're not. In either case, the thought is staggering."

"Nature is trying very hard to make us succeed, but nature does not depend on us. We are not the only experiment."

"Humanity is acquiring all the right technology for all the wrong reasons."

"Either war is obsolete or men are."

"Dare to be naive."

"Nothing is more wretched than the mind of a man conscious of guilt."

"Not every age is fit for childish sports."

"How we remember, what we remember and why we remember form the most personal map of our individuality."

"The invariable mark of wisdom is to see the miraculous in the ordinary."

"Immorality: the morality of those who are having a better time."

"Thank goodness you're a failure-- it's why I so distinguish you! Anything else to-day is too hideous. Look about you--look at the successes. Would you BE one, on your honour?"