Harry Potter and the Chamber of Secrets
"A house-elf must be set free, sir. And the family will never set Dobby free...Dobby will serve the family until he dies, sir..."
"And I thought I had it bad staying here for another four weeks," he said. "This makes the Dursleys sound almost human. Can't anyone help you? Can't I?"
Almost at once, Harry wished he hadn't spoken. Dobby dissolved again into wails of gratitude. (2.32-35)
"[The Misuse of Muggle Artifacts Office at the Ministry of Magic] is all to do with bewitching things that are Muggle-made, you know, in case they end up back in a Muggle shop or house." [...]
"But your dad – this car —"
Fred laughed. "Yeah, Dad's crazy about everything to do with Muggles; our shed's full of Muggle stuff. He takes it apart, puts spells on it, and puts it back together again. If he raided our house, he'd have to put himself under arrest. It drives Mum mad." (3.79-83)
"Dear me, what's the use of being a disgrace to the name of wizard if they don't even pay you well for it?"
Mr. Weasley flushed darker than either Ron or Ginny.
"We have a very different idea of what disgraces the name of wizard, Malfoy," he said.
"Clearly," said Mr. Malfoy, his pale eyes straying to Mr. and Mrs. Granger, who were watching apprehensively. "The company you keep, Weasley...and I thought your family could sink no lower —" (4.176-179)