250. As it is unknown in the world what the spiritual man is, and what the natural, and as by many he who is merely natural is called spiritual, and conversely, these subjects shall be separately discussed, as follows:
(1) What the natural man is, and what the spiritual man. (2) The character of the natural man in whom the spiritual degree is opened. (3) The character of the natural man in whom the spiritual degree is not opened and yet not closed. (4) The character of the natural man in whom the spiritual degree is entirely closed. (5) Lastly, The nature of the difference between the life of a man merely natural and the life of a beast.