It's so difficult writing about living people.

Genetically modified foods are good.

Ultimately, we’ll help the people we discriminate against if we try to understand more about them; genetics will lead to a world where there is a sympathy for the underdog.

Moving forward will not be for the faint of heart. But if the next century witnesses failure, let it be because our science is not yet up to the job, not because we don’t have the courage to make less random the sometimes most unfair courses of human evolution.

No one may have the guts to say this, but if we could make better human beings by knowing how to add genes, why shouldn’t we?

A clone of Einstein wouldn’t be stupid, but he wouldn’t necessarily be any genius, either.

We’re not all equal, it’s simply not true. That isn’t science.

If I had been married earlier in life, I wouldn’t have seen the double helix. I would have been taking care of the kids on Saturday. On the other hand, I was lonely a lot of the time.

You’ve never heard of an English lover. Only an English patient.

The luckiest thing that ever happened to me was that my father didn’t believe in God, and so he had no hang-ups about souls.