63. The reason why there is association with the angels of heaven by means of the sense of the letter is that the spiritual sense and celestial sense are in it, and the angels are in these senses, the angels of the spiritual kingdom being in the Word's spiritual sense, and those of the celestial kingdom in its celestial sense. These senses are evolved from the Word's natural sense which is the sense of the letter while a true man is in it. The evolution is instantaneous; consequently so is the association.