Crowley (to Sam about Dean): He’s my best friend, my partner in crime. They’ll write songs about us, graphic novels: The Misadventures of Crowley and Squirrel. Dean Winchester completes me. And that’s what makes you lose your chickens.
Crowley (to Sam about Dean): You don’t care that he’s a demon. Heck, you’ve been a demon. We’ve all been demons.