Life without oil, in fact, would be so different that it is frightening to contemplate. We are addicted, and it is no comfortable addiction.

Osama bin Laden, the Saudi-born revolutionary who is believed by most Arab and Iranian observers to be the inspiration of the attacks in New York and Washington, is the best known of the Islamic militants to have emerged in the past 20 years and the least difficult to fathom.

Ever since the destruction of Baghdad by the Mongols in 1258, the Muslim world has been in slow decline relative to the west. With Napoleon's invasion of Egypt and the creeping British annexation of Muslim India, that decline took on a malign aspect.

Even before he came to power in 1997, Gordon Brown promised to change the accounts to parliament from simple litanies of cash in and cash out, to a more commercial system that took notice of the public property the departments were using. This system is known as resource accounting.

The world dominion of western thought, forms of organisation, technology and military force is not God-given, nor eternal, nor greatly appreciated by the rest of the world.

What holds an Arab leader in power is a mixture of violence and prestige. Both President Assad and King Hussein were felt to have defended Arab interests against the world. That, in the end, is more important than what they wear on their head.

Because bankers measure their self-worth in money, and pay themselves a lot of it, they think they're fine fellows and don't need to explain themselves.