Wit beyond measure is a man's greatest treasure.

This group had a kind of dark glamour within the castle. They were a motley collection; a mixture of the weak seeking protection, the ambitious seeking some shared glory, and the thuggish gravitating toward a leader who could show them more refined forms of cruelty.

My word, Severus, that I shall never reveal the best of you?' Dumbledore sighed, looking down into Snape's ferocious, anguished face. 'If you insist.

I remember every wand I’ve ever sold, Mr. Potter. Every single wand. It so happens that the phoenix whose tail feather is in your wand, gave another feather — just one other. It is very curious indeed that you should be destined for this wand when its brother — why, its brother gave you that scar.

Are you planning to follow a career in Magical Law, Miss Granger?” asked Scrimgeour. “No, I’m not,” retorted Hermione. “I’m hoping to do some good in the world!

There had been no more attacks since those on Justin and Nearly Headless Nick, and Madam Pomfrey was pleased to report that the Mandrakes were becoming moody and secretive, meaning that they were fast leaving childhood.

One can never have enough socks," said Dumbledore. "Another Christmas has come and gone and I didn't get a single pair. People will insist on giving me books.