Darwin wasn't just provocative in saying that we descend from the apes - he didn't go far enough. We are apes in every way, from our long arms and tailless bodies to our habits and temperament.

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.

You need to indoctrinate empathy out of people in order to arrive at extreme capitalist positions.

When it comes to social interaction, the chimpanzees appear to be just as intelligent as we are.

Most exotic animals are not particularly interested in people, which makes it hard to provoke them. Human-rearing gets them used to and sometimes imprinted on humans, which makes them potentially dangerous.

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

Human morality is unthinkable without empathy.