1620. The things that manifest themselves visibly in the world of spirits and in heaven are too numerous to recount. Since the subject here is the light, let an account be given of the things that are the direct product of the light, such as the skies, paradise gardens, rainbows, palaces, and dwelling-places. These to the eyes of spirits and angels are there so bright and vivid, and at the same time appreciated with each of the senses, that they say those objects are real while those in the world are in comparison not real.