Lilly

“We did it, we bashed them wee Potter's the one, and Voldy's gone moldy, so now let's have fun!”
― J.K. Rowling, Harry Potter and the Deathly Hallows

“You could say sorry," suggested Harry bluntly.
"What, and get attacked by another flock of canaries?" muttered Ron.
"What did you have to imitate her for?"
"She laughed at my mustache!"
"So did I, it was the stupidest thing I've ever seen.”
― J.K. Rowling, Harry Potter and the Half-Blood Prince

“Harry, don't go picking a row with Malfoy, don't forget, he's a prefect now, he could make life difficult for you..."
"Wow, I wonder what it'd be like to have a difficult life?" said Harry sarcastically.”
― J.K. Rowling, Harry Potter and the Order of the Phoenix

“An Unbreakable Vow?" said Ron, looking stunned. "Nah, he can’t have.... Are you sure?"
"Yes I’m sure," said Harry. "Why, what does it mean?"
"Well, you can’t break an Unbreakable Vow..."
"I’d worked that much out for myself, funnily enough.”
― J.K. Rowling, Harry Potter and the Half-Blood Prince