Mohammed was not an apparent failure. He was a dazzling success, politically as well as spiritually, and Islam went from strength to strength to strength.

The trouble with a lot of modern theology and a lot of modern thinking about God, is that we think of God a sort of being like ourselves, but bigger and better with likes and dislikes similar to our own.

It's quite common for a Sufi mystic to cry in ecstasy that he's neither a Jew, a Christian, nor a Muslim. He is at home equally in a synagogue, a mosque, a temple, or a church because when one's glimpsed the divine, one's left these man-made distinctions behind.

Compassion has to become a discipline. It's something that you do. It's no good thinking that you agree with compassion or not, you've just got to do it. Just like it's no good agreeing that it's possible to float, you just have to get into the pool and then you learn that it's possible.

We have to make a disciplined effort to find out what our governments are doing in these various parts of the world and what is actually happening. We have to learn to listen to each other's stories. Something we are not very good at.

Compassion is a practically acquired knowledge, like dancing. You must do it and practice diligently day by day.

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.