The Philosopher's Stone.

It was because of your mother. She sacrificed herself for you.

My mother and father were so proud the day she got her letter.

- What is this magic? - Fool, get the Stone!

- What happened to the Stone? - Relax, dear boy.

How is it I got the Stone, sir?

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

I'm afraid so, professor. The good and the bad.

powerful it is known as the Draught of the Living Dead.

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

You're the boy who lived.

And the points stand thus:

The Sorting Ceremony will begin momentarily.

And I'm holding the Quidditch Cup.

Wait a minute. "One of the teachers"?

We go down the trap door. Tonight.

Does that mean, with the Stone gone that is, that Voldemort can never come back?

Now, the Chasers handle the Quaffle and try to put it through one of those three hoops.

As for monkshood and wolfsbane, they are the same plant, which also goes by the name of aconite.

You catch it. Before the other team's Seeker.