G. Stanley Hall,
Senescence, the Last Half of Life
(1922)
“ We have already enough such instances to suggest that senescence normally releases in healthy natures new motivations for the conservation of health and that if these are given their due expression and if all aging men and women came to realize that as the decline of life sets in they must be, more and more, not only their own hygienists but their own physicians, far more might be accomplished in many if not most cases than the world at present suspects. ”
