"If you are a scientist, you are a scientist. You don't have to be a 'black scientist' or a 'woman scientist.'"

"I'm a big believer in the power of curiosity. It's what drives us to explore, to discover, to learn."

"The most important thing is to never stop asking questions."

"I'm not saying that science has all the answers. I'm saying that science is the only way we're going to get answers."

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