"What happened down in the dungeons between you and Professor Quirrell is a complete secret, so, naturally the whole school knows."
- "I don't expect you will really understand the beauty of the softly simmering cauldron with its shimmering fumes, the delicate power of liquids that creep through human veins, bewitching the mind, ensnaring the senses. I can teach you how to bottle fame, brew glory, even stopper death."
- "So light a fire!" Harry choked. "Yes...of course...but there's no wood!" ...
"HAVE YOU GONE MAD!" Ron bellowed. "ARE YOU A WITCH OR NOT!"