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.

I think the reason people are dealing with science less well now than 50 years ago is that it has become so complicated.

Our goal should be to understand our differences.

Some think there is something wrong about enhancing people.

One of the greatest gifts science has brought to the world is continuing elimination of the supernatural, and it was a lesson that my father passed on to me, that knowledge liberates mankind from superstition. We can live our lives without the constant fear that we have offended this or that deity who must be placated by incantation or sacrifice, or that we are at the mercy of devils or the Fates. With increasing knowledge, the intellectual darkness that surrounds us is illuminated and we learn more of the beauty and wonder of the natural world.

Whenever you interview fat people, you feel bad, because you know you're not going to hire them.

There are many people of color who are very talented.