3862. It was also shown that a general sense operates likewise into the province of the loins by their similar external influx, like an afflatus, which pervades the loins, though not the genital members; for the general operation of the cerebellum, besides flowing into the face, acts about the loins, where numerous nerves of the cerebellum center, having reference to the propagation of offspring, which is natural; nor does man then know how all these things apply themselves, for propagation is in all respects exempt from man's voluntary principle. It was said [to me] that the principle cause of the motions of that region was one having reference to propagation, and that a secondary object was, that man might be able to sit down and to move the lower parts of his person, and that for various uses; but it was affirmed that the principle end was that of propagation.