Slytherin: Raven, Raven, Raven. Look, okay, I get it. You had a really bad day, you're stressed out, seven people died-
Ravenclaw: Twelve people died!!
Slytherin: Not the point. Look, they're dead now, and really, who's fault is that?
Ravenclaw: Yours!!
Slytherin: That's right, nobody's.