Students throughout the totalitarian world risk life and limb for freedom of expression, many American college students are demanding that big brother restrict their freedom of speech on campus. This demand for enhanced censorship is not emanating only from the usual corner - the know-nothing fundamentalist right - it is coming from the radical, and increasingly not-so-radical left as well.

I love to play. I love, opera, hiking and museums. The one thing I don't do is sit. I have a tremendous amount of energy.

I'm worried about privacy because of the young people who don't give a damn about their privacy, who are prepared to put their entire private lives online. They put stuff on Facebook that 15 years from now will prevent them from getting the jobs they want. They don't understand that they are mortgaging their future for a quick laugh from a friend.

I was a Jewish rabbinical student for 12 years, and studied the Bible all the time.

The very concept of an Iranian university is an oxymoron. There are no free and open places of learning in that repressive theocracy. Dissenters are not given tenure; they are murdered, after first being tortured. Blasphemy, which is broadly defined, is punished. Gays are not only excluded from Iranian universities, but are imprisoned and killed.

I don't believe in firing professors. They have academic freedom.

I was critical of race-based affirmative action early on in my career and I've changed my mind. And I've publicly acknowledged that I was wrong.