In the past some of the most influential Jewish, Christian and Muslim theologians, such as Maimonides, Aquinas and Ibn Sina, made it clear that it was very difficult to speak about God, because when we confront the ultimate, we are at the end of what words or thoughts can do.

Alas, all traditions lose their primal purity and we all fail our founders.

I was a lousy nun. I couldn't do it. I couldn't find God. It wasn't suitable for me. It is suitable for very few people.

Today mythical thinking has fallen into disrepute; we often dismiss it as irrational and self-indulgent. But the imagination is also the faculty that has enabled scientists to bring new knowledge to light and to invent technology that has made us immeasurably more effective.

The hajj is one of the five essential practices of Islam; when they make the pilgrimage to Mecca, Muslims ritually act out the central principles of their faith.