Being in touch with the natural world is crucial.

I've been bitten by a python. Not a very big one. I was being silly, saying: 'Oh, it's not poisonous' Then, wallop! But you have fear around animals.

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

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

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.

Fundamentally not to waste energy. If we were all to reduce our demands for energy, it would make an enormous amount of difference.

Life is not all high emotion. Some of the most interesting things are when its not highly emotional: little details of relationships and body language.