2003. In the fields of nature that come out of it, nothing exists apart from the general field that governs the individual parts-not in the region of the atmospheres, the medium of sounds, sight, and the like; hence neither in music, unless there is a resounding body, and the communicating stirrup bone;* nor in the kingdoms of nature, as the vegetable and animate kingdoms, even in all the organs of the body. But these general fields are not well known, because people have reflected little on the subject. * The original has stapes, a small bone of the inner ear.