I think it's inevitable that there will be Earthlings establishing a presence on Mars. And I would say that it would certainly take place by 2050 or shortly thereafter.

The way I see it, what is going to come out of the moon activities is a respect for U.S. leadership.

Computers allow us to squeeze the most out of everything, whether it's Google looking up things, so I guess that tends to make us a little lazy about reading books and doing things the hard way to understand how those things work.

I poured the wine into the chalice our church had given me. In the one-sixth gravity of the moon the wine curled slowly and gracefully up the side of the cup. It was interesting to think that the very first liquid ever poured on the moon, and the first food eaten there, were communion elements.

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

Not everyone will understand this need for America to lead the world in space.

During the divorce process, I lived alone and tended to get extremely down on myself.