craving which every gratification makes more exorbitant. For by and by the jaded system fails to respond to the spur; the poison-slave has to resort to stronger stimulants.
And, moreover, every excitation of the flagging vital energies is followed by a debilitating reaction. The bowels fail to act; disinclination to physical and mental efforts makes work a penalty. The "pleasant and exhilarating tonic" has evolved the soul-darkening mists of Katzenjammer. As a net result of his experiment Dr. Quack's customer finds himself worse than before by just as much as the unnatural stimulant has still further exhausted his small reserve fund of vital vigor.
The benefits of the movement cure, on the other hand, are not heralded by the kettledrum methods of Quackstetter & Co.; but they can dispense with such endorsements. Outdoor sports commend themselves to the instincts of a healthy child as unmistakably as wholesome food and pure air. Exercise creates an expenditure of energy that has to be replaced by stimulating the functions of every organ; effete tissues are eliminated; the heart beats stronger and faster, the lungs, liver and kidneys respond to the spur; the whole system works as a machine under an increase of
