Lasting change is a series of compromises. And compromise is all right, as long your values don't change.

I was the sort of person who didn't care about hairdressing and clothes and parties and boyfriends. I really wanted to be in the wild.

Studying chimps, I came to the conclusion that being evil is something that only humans are capable of. A chimp would never plan to pull another's nails out. The chimps' way of aggression is quick and brutal. I compare them to gang attacks.

Above all we must realize that each of us makes a difference with our life. Each of us impacts the world around us every single day. We have a choice to use the gift of our life to make the world a better place - or not to bother

Especially now when views are becoming more polarized, we must work to understand each other across political, religious and national boundaries.

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

The tree I had in the garden as a child, my beech tree, I used to climb up there and spend hours. I took my homework up there, my books, I went up there if I was sad, and it just felt very good to be up there among the green leaves and the birds and the sky.