You have to steer a course between not appalling people, but at the same time not misleading them.

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

An understanding of the natural world and what's in it is a source of not only a great curiosity but great fulfillment...

Opponents say natural selection is not a theory supported by observation or experiment; that it is not based on fact; and that it cannot be proved. Well, no, you cannot prove the theory to people who won't believe in it any more than you can prove that the Battle of Hastings took place in 1066. However, we know the battle happened then, just as we know the course of evolution on earth unambiguously shows that Darwin was right.

The climate suits me, and London has the greatest serious music that you can hear any day of the week in the world - you think it's going to be Vienna or Paris or somewhere, but if you go to Vienna or Paris and say, 'Let's hear some good music', there isn't any.

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

I don't approve of sunbathing, and it's bad for you.