Cultural speciation had been crippling to human moral and spiritual growth. It had hindered freedom of thought, limited our thinking, imprisoned us in the cultures into which we had been born. . . . These cultural mind prisons. . . . Cultural speciation was clearly a barrier to world peace. So long as we continued to attach more importance to our own narrow group membership than to the ‘global village’ we would propagate prejudice and ignorance.

Every single day, we could be in a motorcar accident, so, we have to carry on with our lives, and not imagine terror around every corner.

I cannot remember a time when I did not want to go to Africa to study animals.

And always I have this feeling--which may not be true at all--that I am being used as a messenger.

As thy days, so shall thy strength be.

What makes us human, I think, is an ability to ask questions, a consequence of our sophisticated spoken language.

When you borrow you plan to pay back. We're stealing from our children - so many people have no intention of paying back.