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

The government needs a role in carrying out exploration. They will be leading the development of the engines that are needed, and the private sector will take advantage of those.

When I am getting ready to cross a street, I look both ways before crossing. My bones, my muscles, are not what they used to be, so I am careful when I go up and down stairs, because I've heard stories of older people falling and having very disabling injuries. I have enough things that begin to go a little bit wrong as I get a little bit older.

A family needs to work as a team, supporting each other's individual aims and aspirations.

The view from space is like having a globe on your desk -- it's a broadening experience.

Like actors and writers who are on and off again in terms of employment, I had a very unstructured life.

Absolutely the United States should lead in space, for the survival of the United States. It's inspiring for the next generation. If we lose leadership, then we'll be using Chinese capability to inspire Americans.