Thus the creationist's favourite question "What is the use of half an eye?" Actually, this is a lightweight question, a doddle to answer. Half an eye is just 1 per cent better than 49 per cent of an eye.

Faith is one of the world's great evils, comparable to the smallpox virus but harder to eradicate.

I am trying to call attention to the elephant in the room that everybody is too polite - or too devout - to notice: religion, and specifically the devaluing effect that religion has on human life.

We should take astrology seriously. No, I don't mean we should believe in it. I am talking about fighting it seriously instead of humouring it as a piece of harmless fun.

Be thankful that you have a life, and forsake your vain and presumptuous desire for a second one.

Most people, I believe, think that you need a God to explain the existence of the world, and especially the existence of life. They are wrong, but our education system is such that many people don't know it.

People who believe in something for which there is not a shred of evidence act on that belief and, above all, impose their beliefs on others, they make me cross, and they make me especially cross when they impose their beliefs on defenceless children.