Kyle

“Do you mean ter tell me," he growled at the Dursleys, "that this boy—this boy!—knows nothin' abou'—about ANYTHING?"
Harry thought this was going a bit far. He had been to school, after all, and his marks weren't bad.
"I know some things," he said. "I can, you know, do math and stuff.”
― J.K. Rowling, Harry Potter and the Sorcerer's Stone

“I dreamed I was buying new shoes last night," said Ron. "What d'ya think that's gonna mean?"
"Probably that you're going to be eaten by a giant marshmallow or something," said Harry.”
― J.K. Rowling, Harry Potter and the Prisoner of Azkaban

“I'm Draco Malfoy, I'm Draco, I'm on your side!"
Draco was on the upper landing, pleading with another masked Death Eater. Harry Stunned the Death Eater as they passed: Malfoy looked around, beaming, for his savior, and Ron punched him from under the cloak. Malfoy fell backward on top of the Death Eater, his mouth bleeding, utterly bemused.
"And that's the second time we've saved your life tonight, you two-faced bastard!" Ron yelled.”
― 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