5689. The reason they are at first kept in externals, is because their interiors are then to be conjoined with their externals or to be separated from them and the spirits are to be thus prepared for interior life, which is the life itself of man after death. Those who then have a heavenly interior life, owing to their having done and thought the things they did and thought for the sake of God and the neighbor, when they come into their interior are wise; those who have not, who are those who thought only about self and the world in all things, are afterwards comparatively insane, and desire nothing else but evils, and think falsities.