How many times do I have to tell you?

You don't want to go making friends with the wrong sort.

Maybe you don't have to do this all by yourself, mate.

...is used to return those who have been Petrified to their original state.

And I have a few last-minute points to award.

Hey! Where are you going?

...Professor Dumbledore has granted me permission to start this Dueling Club...

Welcome to Gryffindor.

You must be very brave to mention his name.

If you do anything to us, I'll break it.

- Have a tea, if you like. - No, Hagrid.

- You sent for me, headmistress? - Snape, yes.

Think my name's funny, do you? I've no need to ask yours.

Harry Potter has come to Hogwarts.

Excuse me, professor, perhaps I heard you wrong.

Maybe if the fat lump had given this a squeeze, he'd have remembered to fall on his fat arse.

No, that's all I need! You to set my bloody kneecups on fire!

...and those too weak to seek it.

- What would you have done? - Died, rather than betray my friends!

...that ever happened to this place. - You're wrong!