Look at what Silicon Valley has done - the advance of computers.

Bravery comes along as a gradual accumulation of discipline.

They didn’t tell me I was going into space until after they locked the shuttle doors and started counting down.

Fighter pilots have ice in their veins. They don't have emotions. They think, anticipate. They know that fear and other concerns cloud your mind from what's going on and what you should be involved in.

Human rights problems will always exist for years to come, but maybe they'll lessen somewhat.

Many say exploration is part of our destiny, but it's actually our duty to future generations and their quest to ensure the survival of the human species.

Somebody would think I was trying to get favored treatment because my ancestors had the name Moon. And that's a joke.