But I don’t think I’ve ever known such a natural at Potions!” said Slughorn. “Instinctive, you know — like his mother! I’ve only ever taught a few with this kind of ability, I can tell you that, Sybill — why even Severus —” And to Harry’s horror, Slughorn threw out an arm and seemed to scoop Snape out of thin air toward them.

Imagine losing fingernails, Harry! That really puts our sufferings into perspective, doesn't it?

Killing is not so easy as the innocent believe.

Muggle women wear them, Archie, not the men, they wear these," said the Ministry wizard, and he brandished the pinstriped trousers. "I'm not putting them on," said old Archie in indignation. "I like a healthy breeze 'round my privates, thanks.

They make a fuss about Hogsmeade, but I assure you, Harry, it's not all it's cracked up to be. All right, the sweetshop's rather good, and Zonko's Joke Shop's frankly dangerous, and yes, the Shrieking Shack is always worth a visit, but really, Harry, apart from that, you're not missing anything.

Harry found the [tea]... seemed to burn away a little of the fear fluttering in his chest.

There's a time and a place for getting a smart mouth.