"If you're going to be a scientist, you don't need to be a genius. You just need to be able to work hard and be curious."

"I feel that if a man has a problem, it's not solved unless he understands it."

"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'd hate to die twice. It's so boring."

"To not know is a form of knowledge."