All his organs struggle to eliminate these poisons, but, being given no assistance, they gradually become less and less efficient, and then begins the payment of the penalty, for Nature never forgives this kind of treatment.

From a practical, useful running machine he retrogrades into something fit only for the scrap-heap.

The history is the same in all cases, although it may be more or less prolonged.

The discomfort, occasional slight illnesses, the gradual loss of effective thought and power to concentrate, lack of appetite, unreasonable temper, insomnia, nerve diseases, and perhaps a complete nervous and physical breakdown if the conditions are not recognized in time, are the varying punishments inflicted by Nature.
[Illustration: ARCH WORK] I have referred to Nature's order, "You must earn your bread by the sweat of your brow." Almost every one, in these modern days of civilization, is earning his bread in some other way; well, he must make up for this by some kind of exercise or else Nature will surely take her toll.

When men were earning their bread by the sweat of their brows they were not always sure of getting a surplus of it, and that was not a half-bad thing.