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

It's a great thing for a man to walk on the moon. But it's a greater thing for God to walk on the earth.

Opportunities will be available to you that you cannot imagine.

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

The single observation I would offer for your consideration is that some things are beyond your control. You can lose your health to illness or accident. You can lose your wealth to all manner of unpredictable sources. What are not easily stolen from you without your cooperation are your principles and your values. They are your most important possessions and, if carefully selected and nurtured, will well serve you and your fellow man.

I tell you, we're going to be busy for a minute.

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