Harry: You can't have met many decent wizards, then.
Dobby: No, I haven't. That was an awful thing to say. Bad Dobby! Bad Dobby! Bad Dobby!
Harry: Stop, Dobby! Dobby, please! Dobby, please, stop.
Dobby pounds his head against the dresser as a self inflicted punishment for his remarks. In the parlor the Dursley's and their company look up toward the racket.