Katherine

“I solemnly swear that I am up to no good.”
― J.K. Rowling, Harry Potter and the Prisoner of Azkaban

“Now, you two – this year, you behave yourselves. If I get one more owl telling me you've – you've blown up a toilet or –"
"Blown up a toilet? We've never blown up a toilet."
"Great idea though, thanks, Mum.”
― J.K. Rowling, Harry Potter and the Sorcerer's Stone

“For instance, this new idea that You-Know-Who can kill with a single glance from his eyes. That’s a basilisk, listeners. One simple test: Check whether the thing that’s glaring at you has got legs. If it has, it’s safe to look into its eyes, although if it really is You-Know-Who, that’s still likely to be the last thing you ever do.”
― J.K. Rowling, Harry Potter and the Deathly Hallows

“Sometimes you remind me a lot of James. He called it my 'furry little problem' in company. Many people were under the impression that I owned a badly behaved rabbit.”
― J.K. Rowling, Harry Potter and the Half-Blood Prince