"ideas, different ways of looking at the world." "Different beliefs?" "Yes, different beliefs, too. But we don't have contact with other people. We go far too many years without seeing anyone other than ourselves. In fact, I do not think it is a good thing that we spend our entire lives on this ship." "Why not?" I was amazed at how open she was with me, and I wanted to encourage her to keep talking. "We stagnate, and we have no history." "We" --