We have domesticated God's transcendence. We often learn about God at about the same time as we are learning about Santa Claus; but our ideas about Santa Claus change, mature and become more nuanced, whereas our ideas of God can remain at a rather infantile level.

Compassion is the key in Islam and Buddhism and Judaism and Christianity. They are profoundly similar.

The more aggressive our ideologies become, the more aggressive our discourse whether it's in the United States, from Washington D.C., or whether it's from Tehran, or from some underground Al-Qaeda cell. The more aggressive that discourse is, the more people of moderate persuasion have to organize and speak a voice of compassion. That means to feel with the other.

I have become convinced, through my studies, that the only way to achieve a safe, just and viable world is to live by the Golden Rule. This is what drives my writing. I want to point out this interconnectedness, point out the beauty of the faith in all traditions without exception, show the complexity of the atrocities that we have experienced, and our shared culpability as a species.

I remind myself that my pain is not unique. Everybody suffers.

Religions have always stressed that compassion is not only central to religious life, it is the key to enlightenment and it the true test of spirituality. But there have always have been those who'd rather put easier goals, like doctrine conformity, in place.

If we want to create a viable, peaceful world, we've got to integrate compassion into the gritty realities of 21st century life.