Every American boy, a hundred years ago, lived either on a farm or in such close touch with farm life that he reaped its benefits. He had all the practical knowledge that comes from country surroundings; that is, he could ride, shoot, skate, run, swim; he was handy with tools; he knew the woods; he was physically strong, self-reliant, resourceful, well-developed in body and brain. In addition to which, he had a good moral training at home. He was respectful to his superiors, obedient to...