Those who educate children well are more to be honored than they who produce them; for these only gave them life, those the art of living well.

Man, alone, has the power to transform his thoughts into physical reality; man, alone, can dream and make his dreams come true.

If women have young children, they are one man away from welfare.

I'm not as famous as Stephen Hawking, but certainly in the U.S., I have a very high profile for a scientist. It is an awesome responsibility, one that I don't shoulder lightly.

I think that there's no doubt that as I see friends, families, children of gay couples who are thriving, you know, that has an impact on how I think about these issues.