Some people say, therefore, that violence and war are inevitable. I say rubbish: Our brains are fully capable of controlling instinctive behavior.

I would never say I was an icon, but so many people have said I am, so I suppose I am. I mean, I can't not be what everyone says I am. But I don't feel like an icon.

I believe the only hope for mankind lies in the hands of our young people.

It's not Africa that is destroying the African rainforest, it's selling concessions to timber companies that are not African, they are from the developed world - Japan, America, Germany, Britain.

We are unique. Chimpanzees are unique. Dogs are unique. But we humans are just not as different as we used to think.

Animals have personalities and minds and emotions.

You can't do everything. You can't do health and forestry and agriculture. You've got to focus and do one or the other.