I urge you to read Eternal Treblinka and think deeply about its important message.

There would be very little point in my exhausting myself and other conservationists themselves in trying to protect animals and habitats if we weren't at the same time raising young people to be better stewards.

If you really want something, and really work hard, and take advantage of opportunities, and never give up, you will find a way.. Follow your Dreams.

War had always seemed to me to be a purely human behavior. Accounts of warlike behavior date back to the very first written records of human history; it seemed to be an almost universal characteristic of human groups.

Other people have talked about chimpanzees being a window into the past, which I suppose is true, in a way.

The only possible way to get somebody to change is to reach into their hearts.

We have a responsibility toward the other life-forms of our planet whose continued existence is threatened by the thoughtless behavior of our own human species. . . . Environmental responsibility – for if there is no God, then, obviously, it is up to us to put things right.