Crowley: I understand that whatever sad little scheme that you’re brewing up, I’m already 10 steps ahead.

Lucifer: And I thought pride was my sin.

Crowley: It’s not pride. It’s fact. You cross me, I crush you. You hit me, I hit you back twice as hard. You make me your dog, I make you my slave.

From Supernatural – Season 12 Episode 15: ‘Somewhere Between Heaven and Hell’ (12×15) | TV series produced by The CW