The last few years on ‘South Park’ we have done some of the riskiest things we have ever done, knowing it could kill the show, but we also know that’s what we have to do.

Even celebrities, most people have a sense of humor. Most of the people we meet who we've done on the show, like it.

It is like football with coaches, like, 'We're only going to think about the next game.' It is really true, all you think is, 'Okay, we have to make a good next episode.'

Once you get yourselves into things that are working on a deeper level, you just have to keep going. When you reach that deeper level, you can't go back.

When you reach that deeper level, you can't go back.

Sometimes I wish I could get fired.

In our show, there's usually a comeuppance. Or, if not, it's an anti-ending. And you're supposed to get that.