Excerpt from Key to Dutton's School Charts Disease is an effect and is generally the result of our ignorance and imprudence. Disease is never de sired it cripples and destroys our faculties, corrodes the beauty of our persons, robs us of enjoyment, takes away our usefulness, and is attended with much suffering and pain, that often amounts to agony. On the other hand, health, though always desired, is never appreciated until lost. The invalid alone knows its value. Health is wealth, and to secure it is the first step to greatness. We should preserve it As A religious duty. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.