Glenn Beck asked Penn Gillette, one of my favorite libertarians, to come up with a list of moral dictates for non-believers. The result is this, 10 Commandments for Atheists. The whole list is pretty good. I especially like No. 5
5. Be there for your family. Love your parents, your partner, and your children. (Love is deeper than honor, and parents matter, but so do spouse and children.)
Was it Woody Allen who said 90 percent of life is showing up? As Gillette recognizes, being a good person is 90 percent being where you're supposed to be, doing what you're supposed to do. And most of the time, we know those wheres and whats, without being reminded by a therapist or priest or authority figure. When we fail, it's because of what we ignore, not because of w