During the first five years that I was writing the series, I made plans and wrote small pieces of all the books. I concentrate on one book at a time, though occasionally I will get an idea for a future book and scribble it down for future reference.

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 sat and thought for four (delayed train) hours, and all the details bubbled up in my brain, and this scrawny, black-haired, bespectacled boy who didn't know he was a wizard became more and more real to me.

Raindrops the size of bullets thundered on the castle windows for days on end; the lake rose, the flower beds turned into muddy streams, and Hagrid’s pumpkins swelled to the size of garden sheds.

Lily and James only made you Secret-Keeper because I suggested it,” Black hissed, so venomously that Pettigrew took a step backward. “I thought it was the perfect plan... a bluff... Voldemort would be sure to come after me, would never dream they’d use a weak, talentless thing like you... It must have been the finest moment of your miserable life, telling Voldemort you could hand him the Potters.

You seem to be drowning twice," said Hermione. "Oh, am I?" said Ron peering down at his predictions. "I'd better change one of them to getting trampled by a rampaging Hippogriff.

He had grown used to the idea that Dumbledore could solve anything.