But some part of him realized, even as he fought to break free from Lupin, that Sirius had never kept him waiting before. . . . Sirius had risked everything, always, to see Harry, to help him. . . . If Sirius was not reappearing out of that archway when Harry was yelling for him as though his life depended on it, the only possible explanation was that he could not come back. . . . That he really was . . .
J. K. RowlingYou will also find that help will always be given at Hogwarts to those who ask for it.
J. K. RowlingI seem to remember telling you both that I would have to expel you if you broke any more school rules,โ said Dumbledore. Ron opened his mouth in horror. โWhich goes to show that the best of us must sometimes eat our words,โ Dumbledore went on, smiling.
J. K. Rowling