Prepare for the unknown, unexpected and inconceivable . . . after 50 years of flying I'm still learning every time I fly.

We don't have the capability today to put a human being in space of any kind, shape or form, which is absolutely, totally unacceptable when we got the greatest flying machine in the world sitting down at Kennedy in a garage there with nothing to do.

To become an astronaut, someone has to have a dream of his own to do something that he or she has always wanted to do, then commit himself to making that dream come true.

Mom was always doing something for somebody. She came from a Czech background, one that made her a devout Catholic and gave her a strong belief in the family.

I'm quite disappointed that I'm still the last man on the moon.

People try to typecast astronauts as heroic and superhuman. We're only human beings.

We will certainly see teachers, journalists, artists and poets in space. Whatever it takes to the be the best is what it will take to get you into space.