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

It was regarded as a responsibility of the BBC to provide programs which have a broad spectrum of interest, and if there was a hole in that spectrum, then the BBC would fill it.

Instead of controlling the environment for the benefit of the population, perhaps we should control the population to ensure the survival of our environment

People are not going to care about animal conservation unless they think that animals are worthwhile.

I suspect that happiness is not a state but rather a transition.

I'm absolutely strict about it. When I land, I put my watch right, and I don't care what I feel like, I will go to bed at half past eleven. If that means going to bed early or late, that's what I live by. As soon as you get there, live by that time.

I'm a humanist. I'm neither one side nor the other.