"Ah--but for just a taste--you have tempted me so."
"It is the very best butterbeer, three casks of it. Through the wall, there, I have been keeping it chilled in the space beneath Slytheryn House."
"Truly, it is delicious! Foamy and rich, my senses nearly leave me in bliss! Such butterbeer!"
"Truly. Please enjoy another pint."
"I shall, and another! But will they not be waiting for us in the Great Hall?"
"There is always time for Butterbeer," he said. And slowly, the light dimmed in the chamber, as he enjoyed the frothy beer.
"Always time, but perhaps not this time, friend." He turned, to see the lights of the nearby halls waning, as brick after brick sealed him with the casks.
"For the love of God, Dumbledore!"
"Yes, for the love of God."