Eugene Christian, Encyclopedia of Diet: A Treatise on the Food Question…
“ Take from ten to fifteen minutes exercise before retiring; sleep in a cold, thoroughly ventilated room. Spend as much time as possible in the sunshine and open air. Drive an automobile, play golf, join a gymnasium, dance, sing, kick and play with the boys, for it is infinitely better to dig in the ditch for your dinner and be able to digest and enjoy it, than to lie invalid in your self-made prison, and perhaps die. ”
