20. The spirits of Mercury are totally different from the spirits of our world, since these are not so much interested in ideas as in worldly, bodily and earthly matters, which are material objects. For this reason the spirits of Mercury are unable to associate with the spirits of our world, and wherever they meet them, they run away. The spiritual spheres which emanate from either party are more or less antagonistic. The spirits of Mercury claim that they do not wish to look at the wrapping, but the ideas stripped of their wrappings, that is, what is inside.