12 AUTHOR’S FOREWORD. feel under any moral obligation to give further tests. I shall therefore refuse to comply with any requests which I may receive, after the publication of this book, for demonstrations of psychic faculties, for the following reasons, which I hope the reader will admit are only fair and rational— 1. Seeing that my gifts or faculties are not yet under my control, and that I cannot switch them on and off as I like, it would be impossible for me to make any appointment for the purpose of demon- stration with any degree of certainty as to the production of the phenomena. 2. The mere fact of knowing that I was being tested would (almost) for certain kill all chances of success. 3. The anxiety to prove the truth of my statements would, alone, be sufficient to stop psychic action (for I am mot protected by the trance condition), and the knowledge that if I failed I should be called a liar, and if I succeeded I should, in all probability, be called a trickster, would be the coup de grace. This would only be History repeating herself, for such has been the fate of nearly every psychic.