Dementors caused a person to relive the worst moments of their life. What would spoiled, pampered, bullying Dudley have been forced to hear?

Let my girls be Hermiones, rather than Pansy Parkinsons.

Numbing the pain for a while will make it worse when you finally feel it.

She kept asking herself whether, if he had looked cleaner, she might have been more concerned; whether, on some subliminal level, she had confused his obvious signs of neglect with street-smartness, toughness and resilience.

The spells are made up. I have met people who assure me, very seriously, that they are trying to do them, and I can assure them, just as seriously, that they don’t work.

Yes, it has made me happier. Finishing them has made me happier. Before I wrote the Potter books, I'd never finished a novel. I came close to finishing two.

He missed Hogwarts so much it was like having a constant stomachache. He missed the castle, with its secret passageways and ghosts, his classes, … the mail arriving by owl, eating banquets in the Great Hall, sleeping in his four-poster bed in the tower dormitory, visiting the gamekeeper, Hagrid, in his cabin next to the Forbidden Forest in the grounds, and especially, Quidditch, the most popular sport in the wizarding world