Let's be clear. The planet is not in jeopardy. We are in jeopardy. We haven't got the power to destroy the planet - or to save it. But we might have the power to save ourselves.

Considering that we live in an era of evolutionary everything---evolutionary biology, evolutionary medicine, evolutionary ecology, evolutionary psychology, evolutionary economics, evolutionary computing---it was surprising how rarely people thought in evolutionary terms. It was a human blind spot. We look at the world around us as a snapshot when it was really a movie, constantly changing.

Praise not the day until evening has come, a woman until she is burnt, a sword until it is tried, a maiden until she is married, ice until it has been crossed, beer until it has been drunk.

Face the facts, all these environmental organizations are thirty, forty, fifty years old. They have big buildings, big obligations, big staffs. They may trade on their youthful dreams, but the truth is, they're now part of the establishment. And the establishment works to preserve the status quo. It just does.

The notion that the natural world obeys its own rules and doesn't give a damn about your expectations comes as a massive shock. But the natural world is not so malleable. On the contrary, it will demand that you adapt to it - and if you don't, you die.

Morality must keep up with technology because if a person is faced with the choice of being moral and dead or immoral and alive, they'll choose life everytime.

If you don't know history, then you don't know anything. You are a leaf that doesn't know it is part of a tree.