If we start with chimpanzees, they differ from us with the composition of the DNA by only just over one percent. So, as far as genetics go, we're almost identical. The composition of the blood, the immune system, the structure of the brain - almost identical.

Every individual matters and has a role to play in this life on Earth.

The cheapest and most efficient way of slowing down global warming is to protect and restore the forests, particularly the tropical forests

We have the choice to use the gift of our life to make the world a better place--or not to bother

Well, in some ways we're not successful at all. We're destroying our home. That's not a bit successful.

Mainly because as women's education increases all around the planet, we find that family size tends to drop.

A chimp would never plan to pull another's nails out.