Sylvia Kristel

I am a divorced child, of divided, uncertain background. Within this division I - supposed fruit of their love - no longer exist. It happened nearly forty years ago, yet to me, nothing is sadder than my parents' divorce.

I doubt very much that the chief executives of any of the Fortune 500 corporations can name five edible plants, five native grasses, or five migratory birds within walking distance of their homes, or name the soil series upon which their house sits. And I would contend that if you don't know where you are, you are in fact nowhere at all.

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.