Training for Efficiency Author:Orison Swett Marden 1913. Yet another book from Dr. Orison Swett Marden, the author who brings us his inspirational philosophy and practical teaching. This volume will acquaint the reader with Marden's writings, which is a representative collection of his comprehensive works. This book contains sixty-two brief chapters, interspersed with striking illustrations glea... more »ned from the best wisdom of the Marden Inspirational Books.« less