It made me feel particularly sickened to know that this kind of callous attitude toward animals is repeated again and again in laboratories around this country.

I am living in the Africa I have always longed for, always felt stirring in my blood.

If we allow the destruction of the environment, we can see the terrorists have utterly won, and are destroying the future of our children and grandchildren. We must not let that happen.

What you do makes a difference, and you have to decide what kind of difference you want to make.

Empathy is really important.. Only when our clever brain and our human heart work together in harmony can we achieve our full potential.

I have never had an animal that didn't have a personality, one differing from another.

We have language and they do not. Chimps communicate by embracing, patting, looking - all these things. And they have lots of sounds. But they cannot sit and discuss. They cannot teach about things that are not present, as far as we know.