"The universe is a beautiful place, and it's full of wonders."

"I find that if you have a goal, that you're going to work toward it. And if you don't have a goal, you're going to wander around aimlessly."

"If aliens ever visit us, I think the outcome would be much as when Columbus landed in America, which didn't turn out very well for the Native Americans."

"The good thing about science is that it's true whether or not you believe in it."

"Intelligent design, as I understand it, means that you have an intelligent designer somewhere. And the problem with that is, if you’re going to invoke an intelligent designer, you have to ask, 'Who de…"