Tyrion Lannister: Oh, you blind, bloody fool. We've had vicious kings and we've had idiot kings, but I don't know if we've ever been cursed with a vicious idiot for a king. They threw a cow pie at you, so you decided to kill them all? They're starving, you fool. All because of a war you started.

Joffrey Baratheon: You're talking to a king!

Tyrion Lannister: (slaps Joffrey) And now I've struck a king. Did my hand fall from my wrist?