We had shot six episodes of the West Wing season when 9/11 happened. An extraordinary thing that would never happen today is Aaron going to the network and saying, "I think we need to go back and reshoot, I have something I want to do," and the network just kind of let him do it.

As an actor, you deal in fantasy, imagination, and concentration. Those are your three weapons. Those are your bullets.

The umbrella that I live under is that you must be truthful with everyone except when to do so would injure them or others.

It's always a good day when I get to work with Jim Belushi, who I adore.

There was a period in my life where I went out a lot and I had a really good time. But that period is over.

Contrary to popular belief, I don't go out very much. When I do go out, a lot of times it'll be to something like a heavyweight fight, and I'll be photographed, so that people have this conception that I go out a lot.

[On "John F. Kennedy" set] everybody was very interested in the accent. Even my collaborators were very curious to know if I was even going to do it. And I was, like, "You just can't not do it." I think everybody was worried that it was going to sound like the guy from... is it The Simpsons?