We need to have people up there who can communicate what it feels like, not just pilots and engineers.

I think the public needs to be reminded just how much inspiration and intention was given throughout the world to be bold, to send human beings to the moon in the '60s and the '70s. It's important now to bring together the nations that weren't able to do it then and help them do it. We need to move forward.

It's real easy to manufacture what you think the people want to hear. But that's not very honest.

My expertise is the space program and what it should be in the future based on my experience of looking at the transitions that we've made between pre-Sputnik days and getting to the moon.

The universe is the way it is. It's not going to be changed by supplications.

The first footfalls on Mars will mark a historic milestone, an enterprise that requires human tenacity matched with technology to anchor ourselves on another world.

Space tourism is a logical outgrowth of the adventure tourist market.