That's one small step for a man, one giant leap for mankind.

Mystery creates wonder and wonder is the basis of man's desire to understand.

I believe every human has a finite number of heartbeats. I don't intend to waste any of mine.

Well, I think we tried very hard not to be overconfident, because when you get overconfident, that's when something snaps up and bites you.

We had hundreds of thousands of people all dedicated to doing the perfect job, and I think they did about as well as anyone could ever have expected.

In much of society, research means to investigate something you do not know or understand,