I think the single biggest thing that money gave me-and obviously I came from a place where I was a single mother and it really was hand to mouth at one point. It was literally as poor as you can get in Britain without being homeless at one point. If you've ever been there you will never, ever take for granted that you don't need to worry. Never.

What would your head have been doing in Hogsmeade, Potter?" said Snape softly. "Your head is not allowed in Hogsmeade. No part of your body has permission to be in Hogsmeade.

Percy wouldn't notice a joke if it danced naked in front of him wearing one of Dobby's hats.

But you've been too busy saving the Wizarding world. Well ... I can't say I'm surprised. I knew this would happen in the end. I knew you wouldn't be happy unless you were hunting Voldemort. Maybe that's why I like you so much.

He chanced a glance at her. She was not tearful; that was one of the many wonderful things about Ginny, she was rarely weepy. He had sometimes thought that having six brothers must have toughened her up.

I find that discussing an idea out loud is often the way to kill it stone dead.

If you have to ask, you’ll never know. If you know, you need only ask.