Mars is the symbolic and totally stimulating next objective that could so dominate the next century's exploration efforts. From Mars, the resources of all the asteroids will become readily available.

Ray Bradbury is one who is contributing to the understanding of the imagination and the curiosity of the human race.

You are not going to change the minds of people who are looking for attention.

Does it make sense for the U.S. to expend hundreds of billions of dollars to mount a new Apollo-style program to return to the moon? Or have we blazed that trail? Shouldn't we help other nations achieve this goal with their own resources but with our help?

There are always door openings. And gradually, it accumulates. The opportunities open up in front of you.

We feel that this stands as a symbol of the insatiable curiosity of all mankind to explore the unknown.

I was not the commander, I was a junior person, so once both were outside, I followed my leader, because we (NASA) had not put together detailed jobs of people outside. I believe it could have been improved. But it was very successful for what it was.