The only people I've ever heard saying that disagreeing with Bush, Cheney and Rumsfeld is un-American or treasonous are people who disagree with Bush, Cheney and Rumsfeld.
One thing about being famous is the people around you, you pay all their bills so they very rarely disagree with you because they want you to pick up the check.
But on those occasions when I do strongly disagree with the Democrats and I don't say anything, I think I forfeit my right to have people pay attention to me when I say the things that I don't like about what Republicans are saying.
I think people have to set up little battles. They have to demonize people whom they disagree with or feel threatened by. But it's the ideological framing of the debate that scares me.
There is no privilege in restriction. In other words, I disagree with people who say restriction makes you more creative. I think that's a misleading slogan. I might have been more creative without them than with them.
You've got to do what's right, or what you think is right. And you've got to make tough decisions. And you've got to be willing to take on your friends when you disagree with them.