I would love to see a giant squid. Very few people have seen them. And only about half a dozen people have seen one alive.

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.

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

There are some four million different kinds of animals and plants in the world. Four million different solutions to the problems of staying alive.

We keep putting on programmes about famine in Ethiopia; that’s what’s happening. Too many people there. They can’t support themselves — and it’s not an inhuman thing to say. It’s the case. Until humanity manages to sort itself out and get a coordinated view about the planet it’s going to get worse and worse.

In the old days... it was a basic, cardinal fact that producers didn't have opinions. When I was producing natural history programmes, I didn't use them as vehicles for my own opinion. They were factual programmes.

[W]hen we look at the graphs of rising ocean temperatures, rising carbon dioxide in the atmosphere and so on, we know that they are climbing far more steeply than can be accounted for by the natural oscillation of the weather ... What people (must) do is to change their behavior and their attitudes ... If we do care about our grandchildren then we have to do something, and we have to demand that our governments do something.