Human divisions would be child's play for any reasonably competent alien overlord to exploit - check the masterful 'Twilight Zone' episode 'The Monsters Are Due on Maple Street' for an example of how that might play out. Nick Sagan More Quotes by Nick Sagan More Quotes From Nick Sagan 'Shrapnel' is based on the idea that we do colonize the solar system, but it's not clean and optimistic. The haves are putting the screws to the have-nots. The story is about the last stand of the last free colony in the solar system. Nick Sagan stand last story free Higher levels of technology allow fewer people to do more damage. Nick Sagan more higher technology people As a science-fiction writer, I feel my responsibility is to look ahead and see the dangers of what might happen and try to warn people of the potential pitfalls. Nick Sagan feel look responsibility people I'm thrilled to be working with the Science Channel. A chance to shine a light on the wonder and exciting possibilities of science with such a smart and talented team is a dream come true for me. It's very gratifying to me personally, and it's also a way to honor my family. Nick Sagan me family light science