sentences:  Out of fondness the Abbot has named him Gregory, and it looks as if the young man will join the monastery and remain among the brothers for the rest of his life.Unfortunately the younger Gregory gets into a fistfight with his adopted brother, and it is at this point that he learns the secret of his origins, which were up to that point kept from him.The Abbot takes the younger Gregory into his cell and shows him the tablet from the raft, and the young man learns that his mother and father were also sister and brother.