"Probably the simplest hypothesis... is that there may be a slow process of annihilation of matter."

"The quest of the absolute leads into the four-dimensional world."

"We often think that when we have completed our study of one we know all about two, because 'two' is 'one and one.' We forget that we still have to make a study of 'and.'"

"If an army of monkeys were strumming on typewriters, they might write all the books in the British Museum."

"The reason for not getting married was that I just didn't have a partner to get married to. Climbing mountains was more attractive to me than marriage, or other fun things like that."

"What if the Soviet intervention was a blessing in disguise? It saved the myth that if the Soviets were not to intervene, there would have been some flowering authentic democratic socialism and so on. I'm a little bit more of a pessimist there. I think that the Soviets - it's a very sad lesson - by their intervention, saved the myth."

"For peace is not mere absence of war, but is a virtue that springs from, a state of mind, a disposition for benevolence, confidence, justice."

"The only reason we make good role models is because you guys look up to athletes and we can influence you in positive ways. But the real role models should be your parents and teachers!"