PREFACE When writing the preface of Mental Therapeutics, or How to Cure all Diseases With the Mind, the author did not dream of the fullness of joy with which he would be filled at sight of the glorious country that would come into view as he journeyed upward. If you have climbed the beautiful mountains and felt the impulse to fly like a bird to view quickly that dreamland and ocean beyond, you will know the exultation possessing him at the sight of wonderful things he never dared to dream of. To be able to prove with so simple an instru- ment as a thermometer the laws underlying these mind cures, whether the patient is present, or absent many miles, would seem enough pleasure for one lifetime. But to have another discovery of,. such vast importance thrust upon you that your mind is in a whirl of wonderment at the possibilities contained therein would seem too good to be true. I refer to the discovery of the mental diagnosis of diseases. To surmount, by hard climbing, the great...