"Success Through a Positive Mental Attitude" is a self-help book that outlines 17 principles for achieving success in life. The book emphasizes the importance of a positive mental attitude (PMA) and its role in overcoming adversity and achieving one's goals. It explores various techniques for developing and maintaining PMA, including self-motivation, creative thinking, and the power of suggestion. The book uses numerous real-life examples to illustrate its principles and emphasizes the importance of action, persistence, and learning from experience. It also explores the connection between the mind and body, highlighting how a positive mental attitude can lead to better physical health and overall well-being.