When we are bad, we are worse than any primate that I know. And when we are good, we are actually better and more altruistic than any primate that I know.

We are territorial, power-hungry and even more brutal than chimpanzees.

If we look straight and deep into a chimpanzee's eyes, an intelligent self-assured personality looks back at us. If they are animals, what must we be?

A chimpanzee who is really gearing up for a fight doesn't waste time with gestures but just goes ahead and attacks.

It wasn't God who introduced us to morality; rather, it was the other way around. God was put into place to help us live the way we felt we ought to.

The hamadryas baboon is a harem holder where one male mates with multiple females.

Future benefits rarely figure in the minds of animals.