I think we're lucky to be living when we are, because things are going to get worse.

Do we really require so many gardening programmes, makeover programmes or celebrity chefs?

I'm not over-fond of animals. I am merely astounded by them.

Getting to places like Bangkok or Singapore was a hell of a sweat. But when you got there it was the back of beyond. It was just a series of small tin sheds.

I can mention many moments that were unforgettable and revelatory. But the most single revelatory three minutes was the first time I put on scuba gear and dived on a coral reef. It's just the unbelievable fact that you can move in three dimensions.

The only way to save a rhinoceros is to save the environment in which it lives, because there's a mutual dependency between it and millions of other species of both animals and plants.

The question is, are we happy to suppose that our grandchildren may never be able to see an elephant except in a picture book?