When in doubt, go to the library.

It's lucky it's dark. I haven't blushed so much since Madam Pomfrey told me she liked my new earmuffs.

There's nothing better when something comes and hits you and you think 'YES'!

Talent and intelligence never yet inoculated anyone against the caprice of the fates.

I just wondered where you —” Ron broke off, shrugging. “Nothing. I’m going back to bed.” “Just thought you’d come nosing around, did you?” Harry shouted. He knew that Ron had no idea what he’d walked in on, knew he hadn’t done it on purpose, but he didn’t care — at this moment he hated everything about Ron, right down to the several inches of bare ankle showing beneath his pajama trousers.

George: "I can't see anyone trying to bump off a quidditch team." Fred: "Wood might've done the Slytherins if he could've got away with it.

I sometimes find, and I am sure you know the feeling, that I simply have too many thoughts and memories crammed into my mind. “At these times, I use the Pensieve. One simply siphons the excess thoughts from one’s mind, pours them into the basin, and examines them at one’s leisure. It becomes easier to spot patterns and links, you understand, when they are in this form.