Once you have kids, you think like a parent. You get a lot more protective.

When someone goes, 'Oh, this group is really pissed off at what you said,' there's not a piece of my body that goes, 'Sweet!' That means I did it wrong. I'm just trying to make people laugh.

I have no desire to ever talk to Sean Penn.

I would never kill somebody, unless they pissed me off.

My first serious girlfriend, when I was 16, was Mormon. I went to her house for 'family home evening,' and I was like, 'Why aren't you people ignoring each other and watching television?'

It's been a fascinating thing because we didn't really know how to write when we started South Park at all. It's been like, we've just sort of grown up a bit and it's amazing to just see how, if you take Butters and Cartman and put them in any scene, it works.

Bargaining makes you come up with the best ideas.