"The only way to do something is to do it. Not to talk about it, not to plan it, but to do it."

"I'm not a very good scientist. I'm just a very curious person."

"I have a friend who is an artist and has some pictures which he thinks are very good... and he says, 'I am a value-free man. I don't believe in values.' And I say, 'Oh, really? Then why are your pictu…"

"When we know how to do something, we don't call it research anymore."

"I simply want to find out more about the world, and I find that the best way to do that is to do science."