How could I look my grandchildren in the eye and say I knew what was happening to the world and did nothing.

In the West, that's what's happening. The birth rate has been dropping steadily and still is. But there is still a vast amount of the world where that's not the case. And that is where the big population growth is taking place.

There are perfectly good independent small nations.

I'm against this huge globalisation on the basis of economic advantage.

I'm swanning round the world looking at the most fabulously interesting things. Such good fortune.

The more you go on, the less you need people standing between you and the animal and the camera waving their arms about.

You know, it is a terrible thing to appear on television, because people think that you actually know what you're talking about.