"Hard work will get you a professorship or a BMW. You need both work and luck for a Booker, a Nobel or a private jet."

"Never get into a discussion with a person who has nothing to lose."

"The most important quality for a scientist is to be willing to say 'I don't know.'"

"I want to write books that only those who read them claim they did."

"Science is what you know. Philosophy is what you don't know."