It's like saying that two and two equals four, but if you wish to believe it, it could also be five ... Evolution is not a theory; it is a fact, every bit as much as the historical fact that William the Conqueror landed in 1066.

We can now manipulate images to such an extrodinary extent that there's no lie you cannot tell.

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

I just wish the world was twice as big and half of it was still unexplored.

As far as I'm concerned, if there is a supreme being then He chose organic evolution as a way of bringing into existence the natural world... which doesn't seem to me to be necessarily blasphemous at all.

Everyone likes birds. What wild creature is more accessible to our eyes and ears, as close to us and everyone in the world, as universal as a bird?

If I can make programmes when I'm 95, that would be fine. But I would think I'll have had enough by then.