Ever since the Crusades, when Christians from western Europe were fighting holy wars against Muslims in the near east, western people have often perceived Islam as a violent and intolerant faith - even though when this prejudice took root Islam had a better record of tolerance than Christianity.

Yet a personal God can become a grave liability. He can be a mere idol carved in our own image, a projection of our limited needs, fears and desires. We can assume that he loves what we love and hates what we hate, endorsing our prejudices instead of compelling us to transcend them.

When violence becomes imbedded in a region, then this affects everything. It affects your dreams, your fantasies and relationships, and your religion becomes violent, too.

Religion is a practical discipline and in the 17th century in the West, we turned it onto a head trip. But it's like dancing, or swimming, or driving, which you can't learn by texts. You have to get into the car and learn how to manipulate the vehicle.

There are some forms of religion that are bad, just as there's bad cooking or bad art or bad sex, you have bad religion too.

Golden Rule lies at the heart of every religious and of every ethical system of morality, it what makes us look at one another. The religions have all adopted it independently, Chinese, Indian, Muslim, Christian, Jewish, because they find it works and because it says something very deep about the structure of our humanity.

Deeds that seemed unimportant at the time would prove to have been momentous; a tiny act of selfishness and unkindness or, conversely, an unconsidered act of generosity would become the measure of a human life.