306. From the idea of heaven now given it may be evident what is the nature of the mind of man; for, as has been said, man's mind or spirit is either a heaven or a hell in its least form, that is, his interiors are nothing but affections and thoughts arising from these, distinguished into genera and species as into greater and lesser societies, and so connected as to act as one; and that the Lord governs them as He governs heaven or hell. That a man is either a heaven or a hell in its least form may be seen in the work HEAVEN AND HELL, published in London in the year 1758 (n. 51-87).