I suggest that going to Mars means permanence on the planet - a mission by which we are building up a confidence level to become a two-planet species.
Buzz AldrinThere are a lot of people that get interested in something, and they hear about it, and they read about it, and then they watch it happen, and that's why I had quite an interest in the lottery because you'd interest a lot of people, and then just a few would win a chance to do something.
Buzz Aldrin