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

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

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

Over the years, I think I've matured in my spiritual evolution and development to understand a bit more than the narrow religious thinking - to move beyond that through a sort of perfection of the grandiose nature of the universe, and how perfect it is it in its sense and how satisfied we should all be in our place in that.

I was saddened to learn of the passing of Leonard Nimoy, a fellow space traveler because he helped make the journey into the final frontier accessible to us all.... Indeed, there are strange new worlds to explore -- to seek out new life and start new civilizations. It is time to boldly go where no man -- or woman -- has gone before. Thanks to Leonard Nimoy and his beloved Mr. Spock, the bar has been set high for us to continue humanity's quest to probe outward in the universe.

Pascal Lee is a true pioneer of Mars exploration.

I feel we need to remind the world about the Apollo missions and that we can still do impossible things.