XIX.  I do not recognise the profession of men, except in the case of those who have enrolled themselves in the order of monks, and seem to have secretly adopted the celibate life.  Yet in their case I think it becoming that there should be a previous examination, and that a distinct profession should be received from them, so that whenever they may revert to the life of the pleasures of the flesh, they may be subjected to the punishment of fornicators.