It makes very little sense to believe the output of the climate models.

Do not imagine that you have to know everything before you can do anything. My own best work was done when I was most ignorant.

I don't know, but I think it's quite possible that the more science you teach kids in school the more it turns them off, so I don't know. I mean you never can tell which way it will go.

In religion, you're supposed to be somehow in touch with something deep and full of mysteries.

Boiled down to one sentence, my message is the unboundedness of life and the unboundedness of human destiny.

It has become part of the accepted wisdom to say that the twentieth century was the century of physics and the twenty-first century will be the century of biology.

For any speculation which does not at first glance look crazy, there is no hope.