Carl Armstrong was one of those people in the anti-war years who had been so convinced of the righteousness of their cause that he and some friends decided they would blow up a building at the University of Wisconsin, in which they said research was being done to help the war against the Vietnamese. What they blew up at three or four in the morning was a young scientist, who was married and had a couple of kids, who wasn't working on war stuff at all. And he was killed.

I've always been amused by [Bob] Dylan; I don't think he's been amused by me.

I guess you'd say, including the - what I just spoke about, the learning that liberalism isn't quite as liberal as it pretends to be.

Fortunately most of the people who were involved in anti-Vietnam activity did not con themselves into being like the violent people they didn't want.

Those who created this country chose freedom. With all of its dangers. And do you know the riskiest part of that choice they made? They actually believed that we could be trusted to make up our own minds in the whirl of differing ideas. That we could be trusted to remain free, even when there were very, very seductive voices - taking advantage of our freedom of speech - who were trying to turn this country into the kind of place where the government could tell you what you can and cannot do.

I am hesitant to say this about [Barack] Obama. Obama is a bad man in terms of the Constitution.

The book that really, really shaped my politics and has forever is Arthur Koestler's "Darkness at Noon," which is a novel based on terrible fact about what it was like in Russia during Stalin's time when people actually believed that to get to the point where the Proletariat would triumph, anything that was necessary to be done should be done; the means didn't count.