in preparation for his astral readings, seated himself cross-legged on the divan, and took up the stem of his narghile.
"Wiedersheim," he continued, "has counted one hundred and seven so-called 'vestigial organs'; the remains, that is, of similar but more developed organs that fulfilled a useful function in our simian ancestors. Some of them are still able to perform their physiological functions in a more or less incomplete manner; some survive merely as ancestral relics; and some are actually harmful to the body. Take, for instance, superfluous hairs; they are no longer capable of protecting the body from cold and often do serious harm. Wisdom-teeth are unnecessary to man; their powers of mastication are feeble, and they often cause tumors and diffused suppuration and dental caries. We all know how unnecessary and how dangerous to health the vermiform appendix is.
"Then there are other organs whose powers are almost completely lost. The little tail disappears from the embryo before birth; but there remain the useless muscles of the ear, the unnecessary thirteenth pair of ribs, the weak and imperfect eleventh and twelfth pairs of ribs, which serve no useful purpose, the muscles of the toes, and so on. Why, the colon, or large intestine, the seat of most diseases of the alimentary tract and the nursery of arterial sclerosis, has been pronounced practically useless by Metchnikoff, and in London hospitals the entire colon is often removed."
Valeska stared. "But what are they all there for?" she inquired.
"I suppose their chief use is to shame our vanity.
