If during the Reformation you were a Catholic who lived in a part of Germany in which Lutheranism was the ascendant religion and the ruler of the province or the region was Lutheran, to stay a Catholic, you either had to be a dissenter or you had to leave.

One of the reasons there are largely Catholic and largely Protestant regions of Germany today is that people did sort themselves out geographically.

The biggest religious wars and persecutions in history occur when religions, each claiming their own absolute truths, come into conflict.

If you believe in what I do, which is secular humanism, I would find it extremely difficult to live with someone - not to love someone - but to live with somebody and build a life of someone who disagreed with me on something so fundamental.

I'm not saying that I think atheists are better than other people. God, no. What I am saying is I do feel that this an integral part of who I am. And it's not something that I could comfortably think of not sharing with the person I loved most in the world.

One of the interesting things is is that Judaism was very attractive to the Roman aristocracy.

That so many manage to accommodate belief systems encompassing both the natural and the supernatural is a testament not to the compatibility of science and religion but to the flexibility, in both the physical and metaphysical senses, of the human brain.