“The realization of what would happen next settled gradually over Harry in the long minutes, like softly falling snow."I've got to go back, haven't I?""That is up to you.""I've got a choice?""Oh yes." Dumbledore smiled at him. "We are in King's Cross, you say? I think that if you decided not to go back, you would be able to…let's say…board a train.""And where would it take me?""On," said Dumbledore simply.”