Going to Mars would evolve humankind into a two-planet species.

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

Unfortunately, pioneers will always pave the way with sacrifices.

I understand that Detroit was a pretty rough place to grow up in the '70s and '80s.

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.

Mars has a bit of air pressure; maybe we can build up that atmosphere to be a bit more accommodating to humans.

Mars is there, waiting to be reached.