How disappointing

Professor Snape:
Which one of you can tell me the difference between an animagus and a werewolf?
[Hermione raises her hand]

Professor Snape:
[without turning around]
No-one? How disappointing.

Transcript:
...between an Animagus
and a werewolf?
No one?
- How disappointing.
- Please, sir.
An Animagus is a wizard
who elects to turn into an animal.
A werewolf has no choice.
With each full moon...
...he no longer remembers who he is.
He'd kill his best friend.
The werewolf only responds
to the call of its own kind.
Thank you, Mr. Malfoy.
That's the second time...

Clip duration: 26 seconds
Views: 55
Movie: Harry Potter and the Prisoner of Azkaban
Year: 2004
Genres: adventure, family, fantasy, mystery
Summary: It's Harry's third year at Hogwarts; not only does he have a new "Defense Against the Dark Arts" teacher, but there is also trouble brewing. Convicted murderer Sirius Black has escaped the Wizards' Prison and is coming after Harry.