I loathe people who say, 'I always read the ending of the book first.' That really irritates me, It's like someone coming to dinner, just opening the fridge and eating pudding, while you're standing there still working on the starter. It's not on.

The ones that love us never really leave us.

Merlin’s beard, Harry, you made me jump,” said Slughorn, stopping dead in his tracks and looking wary. “How did you get out of the castle?” “I think Filch must’ve forgotten to lock the doors,” said Harry cheerfully, and was delighted to see Slughorn scowl.

And as she jogged out of sight, they could hear her muttering, "Tentacula. Devil's Snare. And Snargaluff pods. Yes, I'd like to see Death Eaters fighting those.

Read a lot. Reading really helps. Read anything you can get your hands on.

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

We are only as strong as we are united, as weak as we are divided.