The more self-aware an animal is, the more empathetic it tends to be.

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

Armies are a purely human invention. Most soldiers who go to war nowadays don't even do it because they're inherently aggressive.

If both parties have a stake in the other, the chances of them killing each other are going to be reduced.

The intuitive connection children feel with animals can be a tremendous source of joy. The unconditional love received from pets, and the lack of artifice in the relationship, contrast sharply with the much trickier dealings with members of their own species.

Humanity is actually much more cooperative and empathic than [it's] given credit for.

Chimpanzees, typically, kiss and embrace after fights. They first make eye contact from a distance to see the mood of the others. Then they approach and kiss and embrace.