He's not sure if he wants to correct her on that point or not. It's not like he really at right now anyways, so instead of worrying about whether she understands how amazingly talented he really is (and he really is) he quickly hustles his way into her room.

He has to say, he's pleasantly surprised to see she keeps the room neater than he does his own. Admittedly that isn't hard to do, but it does make it a lot easier to walk around when your floor is half chocked with quidditch equipment and various books and potions ingredients.