Where, Mr Potter, would you look if I asked you to find me a bezoar?

Some of them go bad. A few years ago...

They're an embarrassment to the wizarding world. All of them.

Not to mention they're dead scared that Harry will Petrify them...

Hogwarts teacher or not, I know a spell when I see one. I've read all about them.

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

Finally, it takes a great deal of bravery to stand up to your enemies...

Clearly, Hermione knows. Seems a pity not to ask her.

I'd guess you have little more than a minute to live.

...gives a student the right to walk about the school at night.

It is not in the nature of a dementor to be forgiving.

- You must be the youngest Quidditch player in... - A century, according to McGonagall.

Something's about to burst out of Eloise Midgen, but I don't think it's a swan.

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