Oh yeah, while you're drunk off of souls? You know, your Father would probably be ashamed of you right now. Because you know what? I know mine would be if I were in your position.
We're a lot alike, you and I. And I can see right through you. You're scared, just like I was when I was alone.
But I know you, Cas. I know you can stop this. You don't need that much juice to guide the angels in the right direction. You never did.
You've guided many with a lot less... even with broken wings.