Making friends with our nerves / by Orison Swett Marden.

  • Marden, Orison Swett, 1848-1924
Date:
1926
Catalogue details

Licence: In copyright

Credit: Making friends with our nerves / by Orison Swett Marden. Source: Wellcome Collection.

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    which at first merely existed—without feel¬ ings, sensations, or aspirations. Then in the process of time this cell grew and split off into other cells which became differentiated and specialized into various forms. The first ani¬ mals were still sluggish brutes occupied only in eating, sleeping, and propagating their kind. They followed only the most elemental of instincts, and they were not troubled with nerves! In the course of a few million years, animals of a gradually ascending scale appeared; and at last, as the capsheaf of creation, man him¬ self. By this time the original cell had become differentiated into twelve great inclusive groups or types of cell life. The first group became hardened into an outer covering to the body, and we call it the skin. The second group formed the tissue and sinew of the inner body, the muscles with their marvelous equip¬ ment of veins and arteries. A third cell group formed the bones, and still others the various organs. Finally, one highly specialized group comprised the nervous system. The nerve cells in the slow course of time have become differentiated into the most deli-