This is light?

Here he is.

This is Crabbe, and Goyle.

It's mad in here. Let's go outside.

I read about it in Hogwarts: A History.

At the end of the year, the house with the most points is awarded the house cup.

The only problem is, I can't remember what I've forgotten.

- That's a boggart, that is. - Very good, Mr. Thomas.

I must say, when I took the job, there was nothing in the description...

I mean, how many people wander around with dragon eggs in their pockets?

That's unicorn blood, that is. I found one dead a few weeks ago.

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

There was a time detention would find you hanging by your thumbs in the dungeons.

A bezoar is a stone taken from the stomach of a goat and it will save you from most poisons.