“As a Man Thinketh” is a self-help book written by James Allen. The book emphasizes the power of our thoughts and how they shape our lives. Allen argues that our thoughts are the foundation of our actions and that we have the power to control our thoughts and, therefore, our destiny. The book encourages readers to take responsibility for their thoughts and to cultivate positive thinking habits. It also emphasizes the importance of perseverance, self-discipline, and a strong work ethic in achieving success. Overall, “As a Man Thinketh” is a timeless classic that offers practical advice for personal growth and self-improvement.