As the earth spins through space, a view from above the North Pole would encompass most of the wealth of the world - most of its food, productive machines, doctors, engineers and teachers. A view from the opposite pole would encompass most of the world's poor.

After all, despite the economic advantage to firms that employed child labor, it was in the social interest, as a national policy, to abolish it - removing that advantage for all firms.

All of the clean technologies are known, it's a question of simply applying them.

In certain ways, I'm not very different than I was when I was a teenager.

But in the first Gulf war the United Kingdom was not under any threat from Iraq, and is still less so in the second one. Then there is no justification for obstructing freedom of information, particularly as nations have a right to know what their soldiers are being used for.

Travel is one of the best anti-war weapons that there are. I've been to Iran, and if you're there you see little kids, cops, old people, cemeteries. Once you see that, you can't say, 'Oh, Iran, let's bomb them.'

Some think that by preparing to deal with crises you make them more likely. I think the wiser judgment is the contrary. In this area at least, if you want peace or stability, it's better to prepare for war or instability.

Who wants to leave the door open to being dominated physically by another human being? Jiu Jitsu gives you the ability to not be dominated by that person, and to me, that's real peace of mind. I don't have to worry about that when I'm walking around in the world.