A lot of people ask...why a man is willing to risk... Well, we've got to do it. We're going into an age of exploration that will be bigger than anything the world has ever seen... If a man faces up to the (unknown) and takes the dare of the future, he can have some control over his destiny.

As far as actually setting up colonies of people who would live their whole lives in space, I think we're a long ways from doing that yet, and I think we have many, many decades before we could be able to even consider something like that.

I don't know what you could say about a day in which you have seen four beautiful sunsets.

When others kid me about being bald, I simply tell them that the way I figure it, the good Lord only gave men so many hormones, and if others want to waste theirs on growing hair, that's up to them.

Liftoff is very, very gentle, contrary to what most people think. Because you remember, the weight of the booster - the amount of thrust on the engine is just barely enough to get the booster underway. And so it's a very gentle liftoff, contrary to what most people think when they see all the fire and smoke of launch.

As I hurtled through space, one thought kept crossing my mind - every part of this rocket was supplied by the lowest bidder.

Just because I'm 77 doesn't mean I don't have a dream.