[He opens his mouth to yell again, but he changes his mind suddenly, shutting up and staring at the ice. The f-word threw him off-guard, really, though it shouldn't by now. That may have been the main reason Draco's anger suddenly fizzled out, replaced first by surprise and then back to neutrality.] ...look, it doesn't concern you. It just concerns me and things that are occurring at home, all right?
[Draco Malfoy and the Action of Quickly Losing Steam]