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
J. K. RowlingAre — you — insane?” said Hermione in a hushed voice. 'I don't think so,' said Harry, shrugging.
J. K. RowlingChess was the only thing Hermione ever lost at, something Harry and Ron thought was very good for her.
J. K. RowlingRoom of Requirement, of course! Surpassed itself, hasn't it? the Carrows were chasing me, and I knew I had just one chance for a hideout: I managed to get through the door and this is what I found! Well, it wasn't exactly like this when I arrived, it was a load smaller, there was only one hammock and just Gryffindor hangings. But it's expanded as more and more of the D.A. have arrived.
J. K. Rowling