And we’ll make sure that Professor Quirrell’s teachings never die out of Hogwarts.
Thus, Harry’s original christmas wish is at least partially fulfilled, despite PQ’s objections:
“And Mr. Potter wishes for—”
There was a pause as Professor Quirrell looked at the parchment.
Then, without any change of expression on Professor Quirrell’s face, the sheet of parchment burst into flames, and burned with a brief, intense fire that left only drifting black dust sprinkling down from his hand.
“Please confine yourself to the possible, Mr. Potter,” said Professor Quirrell, sounding very dry indeed.
(chapter 34)
“So what did you wish the first time?” said Draco.
[…]
“It wasn’t really all that interesting,” Harry said with obviously artificial lightness. “Just, I wish Professor Quirrell would teach Battle Magic again next year.”
Thus, Harry’s original christmas wish is at least partially fulfilled, despite PQ’s objections:
(chapter 34)
(chapter 35)