Jean-Jacques Annaud

Supplying fuel for a Mars expedition from the lunar surface is often suggested, but it's hard to make it pay off - Moon bases are expensive, and just buying more rockets to launch fuel from Earth is relatively cheap.

When I - when I was going to school, I knew how to read, write, add and subtract and I - I basically said, 'What else do I need? I'm never going to be able to go to college. I'm not going to be able to afford to go to college. I'm not going to be able to get a scholarship.'