If you are writing children's books, you need to be a ruthless killer.

We let off a Dungbomb in the corridor and it upset him for some reason—" "So he hauled us off to his office and started threatening us with the usual—" "—detention—" "—disembowelment—

Fawkes is a phoenix, Harry. Phoenixes burst into flame when it is time for them to die and are reborn from the ashes.

Harry: "And what if I wave my wand and nothing happens?” Ron: “Throw it away and punch him on the nose.

Fame is a fickle friend, Harry. Celebrity is as celebrity does. Remember that.

Read as much as you possibly can. Nothing will help you as much as reading.

The narrow path had opened up suddenly onto the edge of a great black lake. Perched atop a high mountain on the other side, its windows sparkling in the starry sky, was a vast castle with many turrets and towers.