According to the dictionary.com website, vitality is defined as (1) exuberant physical strength or mental vigor, (2) capacity for survival or the continuation of a meaningful or purposeful existence, and (3) power to live or grow. This book consists of a compilation of eight essays on vitality that have been collected from old manuscripts. The essays are: (1) The Vital and the Mechanical, (2) The Man of Mind and the Man of Money, (3) Vitality - What Is It? (4) Functional Activity - The Secret of Power, (5) Mind - The Master Force for Health and Disease, (6) The Laugh Cure, (7) The Vital Order, and (8) Character-Building Thought Power. People have enjoyed reading these essays for years, and is it is good to find them in one single volume. It is a pleasure to publish this new, high-quality, and affordable compilation of these essays.