These testimonies of the soul are simple as true, commonplace as simple, universal as commonplace, natural as universal, divine as natural. I don't think they can appear frivolous or feeble to any one, if he reflect on the majesty of nature, from which the soul derives its authority. If you acknowledge the authority of the mistress, you will own it also in the disciple. Well, nature is the mistress here, and her disciple is the soul. But everything...