If we do not do something to help these creatures, we make a mockery of the whole concept of justice. - Jane Goodall

Today it is generally accepted that although the earliest humans probably ate some meat, it was unlikely to have played a major role in their diet. Plants would have been a much more important source of food.

I do have hope. Nature is enormously resilient, humans are vastly intelligent, the energy and enthusiasm that can be kindled among young people seems without limit, and he human spirit is indomitable. But if we want life, we will have to stop depending on someone else to save the world. It is up to us-you and me, all of us. Myself, I have placed my faith in the children.

One of my best days was when I ... offered [chimp David Greybeard] fruit on my outstretched hand, and he turned his head away. I put my hand closer - and he took the fruit, dropped it, and gently squeezed my hand, which is a chimp reassurance gesture ... We communicated perfectly in a language that predates words.