I always have a basic plot outline, but I like to leave some things to be decided while I write.

Pity you can't attach an extra arm to your [broom], Malfoy. Then it could catch the Snitch for you.

Hogwarts was the first and best home he had known. He and Voldemort and Snape, the abandoned boys, had all found home here.

Jealous?...Of what? I don't want a foul scar right across my head, thanks. I don't think getting your head cut open makes you that special, myself.

Or yet in wise old Ravenclaw, if you've a ready mind, Where those of wit and learning, Will always find their kind.

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.

He put his foot on one pedal, scooted a few yards and swung his other leg over the saddle. He soared left into the vertiginously sloping hillside road and sped, without touching his brakes ... The hedgerows and sky blurred; he imagined himself in a velodrome as the wind whipped his hair clean...