[Alamo-Girl]

Er, if you don't mind the interruption - here's a little reinforcement for your point of view from the science community:

In Search of the Milky Way's Habitable Zone

[biblewonk]

When I was in school Sagan was dreaming about life on other planets. He was doing an almost childishly simplistic process of elimination and coming up with millions of planets in the Milkyway that should have had evolution occur. Sagan was one of the major prophets of the religion of evolution.