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.

This fascination with computer models is something I understand very well. Richard Feynmann called it a disease. I fear he is right.

Each person bears a fear which is special to him. One man fears a close space and another man fears drowning; each laughs at the other and calls him stupid. Thus fear is only a preference, to be counted the same as the preference for one woman or another, or mutton for pig, or cabbage for onion.

Expectation works in mysterious ways---and totally unconsciously.

In our modern complex world, fundamentalism is dangerous because of its rigidity and its imperviousness to other ideas.

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.

When I sit down in front of a Windows machine, I can't write; when I sit down in front of my Mac, I can write. So I only use Macs.