"Fall in love with some activity, and do it! Nobody ever figures out what life is all about, and it doesn't matter. Explore the world. Nearly everything is really interesting if you go into it deeply e…"

"I just want to understand the world, and I find that the best way to do that is to ask a lot of questions."

"Why do you suppose that, when you are not speaking English, you speak with an accent?"

"I'm not a genius. I'm just intensely curious."

"I don't believe in God. I don't believe in anything. I'm a scientist."