"The greatest discoveries are yet to be made."

"I'm not a fan of people who say, 'I believe in science.' Science is not a belief system. Science is a method."

"I'm an agnostic. I'm not an atheist, because I don't know enough to be an atheist."

"The most important thing about science is that it's self-correcting. Religion is not."

"The great thing about science is that it's a self-correcting enterprise. It doesn't care about your feelings."