[Hagrid's sad about Norbert being taken away]
Caretaker Argus Filch: For God's sake, pull yourself together man. You're going into the Forest after all. Got to have your wits about ya...
Draco Malfoy: The Forest? I thought that was a joke. We can't go in there. Students aren't allowed. And there are-
[a howling noise is heard]
Draco Malfoy: ... werewolves.
Caretaker Argus Filch: Oh, there's more than werewolves in those trees, lad. You can be sure of that. Nighty-night.