Sam: I don't hunt anymore.
Dean: Yeah, and Sasha Grey's gone legit.

So what, you dropped your peanut butter in her chocolate?

Dean

Spanky the demon. Yeah, I heard about you. You're the one who uses too much teeth, right?

Dean

Kevin: Banish all demons off the face of the earth. Lock them away forever. That could be important, right?
Dean: Closing the gates of Hell forever? Yeah. That could be important.

I guess standing too close to exploding Dick sends your ass straight to Purgatory.

Dean

The rules are simple, Sam. You don't take a joint from a guy named Don and there's no dogs in the car!

Dean

Sam: It's a burger.
Dean: It's a treasure.

There's a demon in you and you're going to your safety school.