Cecilia

“Yeah,” said Harry. “No more pretending we care what happens when Jupiter and Uranus get too friendly . . .”
“And from now on, I don’t care if my tea leaves spell die, Ron, die — I’m just chucking them in the bin where they belong.”
― J.K. Rowling, Harry Potter and the Order of the Phoenix

“Personal happiness lies in knowing that life is not a checklist of acquisition. Your qualifications are not your life.”
― J.K. Rowling

“Well, you can't break an Unbreakable Vow...."
"I'd worked that much out for myself, funnily enough. What happens if you break it, then?"
"You die," said Ron simply. "Fred and George tried to get me to make one when I was about five. I nearly did too, I was holding hands with Fred and everything when Dad found us. He went mental," said Ron, with a reminiscent gleam in his eyes. "Only time I've ever seen Dad as angry as Mum. Fred reckons his left buttock has never been the same since."
“Yeah, well, passing over Fred’s left buttock —”
"I beg your pardon?" said Fred's voice as the twins entered the kitchen.”
― J.K. Rowling, Harry Potter and the Half-Blood Prince

“This is your copy of Advanced Potion-Making, is it, Potter?”
“Yes,” said Harry, still breathing hard.
“You’re quite sure of that, are you, Potter?”
“Yes,” said Harry, with a touch more defiance.
“This is the copy of Advanced Potion-Making that you purchased from Flourish and Blotts?”
“Yes,” said Harry firmly.
“Then why,” asked Snape, “does it have the name ‘Roonil Wazlib’ written inside the front cover?”
Harry’s heart missed a beat. “That’s my nickname,” he said.”
― J.K. Rowling, Harry Potter and the Half-Blood Prince