A squirrel dying in front of your house may be more relevant to your interests right now than people dying in Africa.

The U.S. immigration laws are bad - really, really bad. I'd say treatment of immigrants is one of the greatest injustices done in our government's name.

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.

Out of 6 billion humans, the troublemakers are just a handful.

In the case of Yugoslavia v. NATO, one of the charges was genocide. The U.S. appealed to the court, saying that, by law, the United States is immune to the charge of genocide, self-immunized, and the court accepted that, so the case proceeded against the other NATO powers, but not against the United States.