Suddenly, in the twenty-first century, religion has become a political power. It affects us all, whether we're religious or not. If we're not in danger of being blown up by a suicide bomber we've got leaders to whom God speaks, ordering them to start a war. We're beset by people who demand that we give ourselves to Jesus while they smugly assure us of their own superiority and inherent goodness. We're surrounded by those who noisily reject science while making full use of the benefits science brings; by the 'spiritual' ones; the ones who believe in magic; and there's the militant atheists b