When we are reflecting on terrorism we can grieve for many things we do and have done.

The history of the Church of Rome is a constant leakage of members into such breakaway cults, which go on splitting.

The human body is always treated as an image of society.

Islam is in principle egalitarian, and has always had problems with power.

It is very reasonable to worry about the harm done by organized religion, and to prefer looser and more private arrangements.

I have increasingly, over the years, felt that religion today does our civilization more harm than good.

Any great organization can go through sectarian phases.