3341. Inasmuch as the representations in the other life cannot take place except by means of differences of light and shade, be it known that all light, consequently all intelligence and wisdom, are from the Lord; and that all shade, consequently all insanity and folly, are from that which is their own in man, spirit, and angel; from these two origins flow forth and are derived all the variegations which are of light and shade in the other life.