Among atheists are those who actively evangelize for atheism. The best known are the four horsemen, Dawkins, Harris, Dennett and Hitchens, but there are many others who blog, speak out and wear their non-belief on their t-shirts. Some of us aren't cut out for the "bulldog" approach. We were raised, sometimes to our chagrin, to be polite and respectful of other's belief and opinions. It's not tha…