The understanding, because it is spiritual, cannot thus see by natural light, for natural light does not inhere in man, but withdraws with the sun. From this it is obvious that the understanding enjoys a light different from that of the eye, and that this light is from a different origin.
97. Let every one beware of thinking that the sun of the spiritual world is God Himself. God Himself is a Man. The first proceeding from His Love and Wisdom is that fiery spiritual [substance] which appears before the angels as a sun. When, therefore, the Lord manifests Himself to the angels in person, He manifests Himself as a Man; and this sometimes in the sun, sometimes outside of it.
98. It is from this correspondence that in the Word the Lord is called not only a "sun" but also "fire" and "light." And by the "sun" is meant Himself as to Divine Love and Divine Wisdom together; by "fire" Himself in respect to Divine Love, and by "light" Himself in respect to Divine Wisdom.
99. How Divine Love and Divine Wisdom in the Lord make one has been explained in Part I.; in like manner heat and light make one, because they proceed from these, and the things which proceed make one by virtue of their correspondence, heat, corresponding to love, and light to wisdom. From this it follows that as Divine Love is Divine Esse (being) and Divine Wisdom is Divine Existere (taking form) (as shown above, n. 14-16), so spiritual heat is the Divine proceeding from Divine Esse, and spiritual light is the Divine proceeding from Divine Existere. And as by that union Divine Love is of Divine Wisdom, and Divine Wisdom is of Divine Love (as shown above, n. 34-39), so spiritual heat is of spiritual light, and spiritual light is of
