I think the Harry books are actually very moral, but some people just object to witchcraft being mentioned in a children's book.

Wonder what it’s like to have a peaceful life,” Ron sighed, as evening after evening they struggled through all the extra homework they were getting.

I don't mean to be rude—" he began, in a tone that threatened rudeness in every syllable. "Yet, sadly, accidental rudeness occurs alarmingly often," Dumbledore finished the sentence gravely.

Well, better expelled and able to defend yourselves than sitting safely in school without a clue," said Sirius.

From now on, I don't care if my tea leaves spell 'Die, Ron, Die,' I'm chucking them in the bin where they belong.

Well, hello, Peter,” said Lupin pleasantly, as though rats frequently erupted into old school friends around him. “Long time, no see.

I pay a lot of tax, and I feel, one of the reasons I stay and pay why I'm not based in Monaco... I think my country helped me.