"Yeah, Quirrell was a great teacher. There was just that minor drawback of him having Lord Voldemort sticking out of the back of his head!"
"Youth can not know how age thinks and feels. But old men are guilty if they forget what it was to be young."
"Well, we were always going to fail that one,"said Ron gloomily as they ascended the marble staircase. He had just made Harry feel rather better by telling him how he told the examiner in detail about the ugly man with a wart on his nose in the crystal ball, only to look up and realize he had been describing the examiner's reflection."
"But Dumbledore says he doesn't care what they do as long as they don't take him off the Chocolate Frog cards."
"Would you like a cough drop Dolores?"
"Did you see me disarm Hermione, Harry?""Only once"said Hermione stung. "I got you loads more then you got me—""I did not only get you once, I got you at least three times—""Well if you're counting the one where you tripped over your own feet and knocked the wand out of my hand—"