Kate

“Seventeen, eh!" said Hagrid as he accepted a bucket-sized glass of wine from Fred.
"Six years to the day we met, Harry, d’yeh remember it?"
"Vaguely," said Harry, grinning up at him. "Didn’t you smash down the front door, give Dudley a pig’s tail, and tell me I was a wizard?"
"I forge’ the details," Hagrid chortled.”
― J.K. Rowling, Harry Potter and the Deathly Hallows

“Harry — I think I've just understood something! I've got to go to the library!”
And she sprinted away, up the stairs.
“What does she understand?” said Harry distractedly, still looking around, trying to tell where the voice had come from.
“Loads more than I do,” said Ron, shaking his head.
“But why’s she got to go to the library?”
“Because that’s what Hermione does,” said Ron, shrugging. “When in doubt, go to the library.”
― J.K. Rowling, Harry Potter and the Chamber of Secrets

“Why are they all staring?" demanded Albus as he and Rose craned around to look at the other students.
"Don’t let it worry you," said Ron. "It’s me. I’m extremely famous.”
― J.K. Rowling, Harry Potter and the Deathly Hallows

“Did you like question ten, Moony?" asked Sirius as they emerged into the entrance hall.
"Loved it," said Lupin briskly. "Give five signs that identify the werewolf. Excellent question."
"D'you think you managed to get all the signs?" said James in tones of mock concern.
"Think I did," said Lupin seriously, as they joined the crowd thronging around the front doors eager to get out into the sunlit grounds. "One: He's sitting on my chair. Two: He's wearing my clothes. Three: His name's Remus Lupin...”
― J.K. Rowling, Harry Potter and the Order of the Phoenix