I’m not a risk taker. But astronauts are professionals, so you get out on the field and play ball. I tried to take it in stride because that’s what I had to do to get into space. That’s where I belong, and I’m pretty good at it.

I think there are huge lessons there, for young people who are getting started in life, as well as other people. And that is, to take responsibility for your own life. Only you are responsible for the course you take from there.

That I learned even as a three year-old that I see this world that is really a mess and I learned to say, this is not me. I am not the one that is messed up. It is out there.

And so, I was not a military test pilot, but as soon as NASA expressed an interest in flying scientists and people who were not military test pilots, that was an epiphany that just came like a stroke of lightning.

It is humanity's destiny to explore the universe. When we start thinking and working on that cosmic level, we will transcend our parochial differences and tribal natures and become global creatures, solar system creatures. Then we will figure out where we fit in.

Hubble touches people. When you're looking that far out, you're giving people their place in the universe, it touches people. Science is often visual, so it doesn't need translation. It's like poetry, it touches you.

I never read a single book as a child. I did not read as a child. I worked on the farm. I had books in the classroom, but that was it. I never read a single book outside of the classroom.