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 this book is written; except to furnish them with such knowledge as will enable them to instruct in a proper manner, and at a proper time their children, who otherwise would not, though the picture and example is constantly before them, know how and why such happiness is obtained and preserved.

It is for the rank and file of our fellow human beings that this book is mainly written. Its message is to those who have little or no conception of the duty due and owing between husband and wife. To those who are the victims of misadvised friends; the victims of the glaring advertisements of Quacks, that fill our daily papers, even polluting our religious journals, preying upon the minds and souls of our young men and women, with their endless list of symptoms, until the average youth and maiden are well nigh hypochondriacs, believing as they do (though they know not why) that they are the victims of some disease (though they know not what) which makes them unfit for marriage.

To them we give the gems of knowledge gleaned from the entire field of standard literature and from the documentary evidence of eminent European and American men and women Physicians, Professors, Lawyers, Preachers and other brilliant minds, whose far sight led them to the investigation of a subject which means the life and honor of our Nation—the health and happiness of our people.

Remember, then, that this work is not based upon medical evidence alone, nor is it in any sense a "Medical Treatise," as experience has shown that knowledge, not medicine, is needed. Therefore, in addition to the combined contributions of our Physicians, it embodies the concentrated wisdom and experience of every age and country,