[17] [cap.7] Seeing therefore that Joseph has wholly entered into the hollow valleys of the body and of the outward senses, he invites him to come forth out of his holes, and to bring forward the free air of perseverance, going as a pupil to those who were formerly practisers of it themselves, and who are now become teachers of it; but he who appears to himself to have made progress in this, is found to be in error; "For a man," says the holy scripture, "found him wandering in the plain," [18] showing that it is not labour by itself, intrinsically considered, but labour with skill, that is good.