Harry just smiled and shook his head, he had discussed briefly before the trend of children going to their parents houses. "Long as you make your own choice and live up to your house." Harry told him, "And no matter what anyone tells you, you can argue with the Sorting Hat if you want to." He had after all.
At Faustus's nod Harry reached over to ruffle his hair before squeezing his shoulder lightly. He really needed to stop getting so attached to the kids around him.