First, endeavor to ascertain the occasion and cause of his sickness. As intimated in the previous chapters, many physical ailments are due to inattention unto the most simple and obvious rules of hygiene.
Much illness is brought about by our own carelessness and folly.
Those guilty of gluttony are inviting trouble. But there are various forms of gluttony as well as degrees thereof. There is an intemperance of quality as well as of quantity. Those with weak chests should not needlessly expose themselves to the night air. Wet shoes are to be removed as soon as possible if colds are to be avoided.