Technology must be guided and driven by ethics if it is to do more than provide new toys for the rich.

We simply don't know yet what's going to happen to the carbon in the atmosphere.

Nothing is boring if you look at carefully.

Mostly I'm just writing books for the public, and so I try to describe for the public what the choices are, what they might have to expect in the future and so by warning people ahead of time maybe you have an effect.

I grew up in England and we spent most of the time on Latin and Greek and very little on science, and I think that was good because it meant we didn't get turned off. It was... Science was something we did for fun and not because we had to.

I'm prejudiced about education altogether. I think it's terribly overrated.

It is not surprising that honest and well-informed experts can disagree about facts. But beyond the disagreement about facts, there is another deeper disagreement about values.