Some people are genetically programmed to be difficult.
I want to be optimistic because I don't think man is intrinsically violent.
Then there is the worst part of Christianity, which is awful: power, corruption, manipulation... But then again, these feature are ever present in any organization.
The problem with Bush is that yes, he's religious in a fundamentalist sort of way, they read the Old Testament as a sort of charter for the chosen people to do what they like.
If we are really anxious not to have nuclear weapons in Iran, the first thing is to call an international conference on abolishing all nuclear weapons, including Israeli nuclear weapons.