Opportunities will be available to you that you cannot imagine.

Man must understand his universe in order to understand his destiny.

I believe that every human has a finite number of heartbeats. I don't intend to waste any of mine running around doing exercises.

Ever since I was a little boy, I dreamed I would do something important in aviation.

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

The one thing I regret was that my work required an enormous amount of my time, and a lot of travel.

I think if there was anything I learned from our skipper was that it's not how you look; it's how you perform.