"How They Succeeded" is a book by Orison Swett Marden that explores the lives of successful individuals and how they achieved their goals. The book includes biographies of famous people from a wide range of fields, including business, politics, sports, and the arts. Marden believed that success was not simply a matter of luck or innate talent, but rather a result of hard work, perseverance, and the development of positive habits and attitudes. He sought to inspire readers with the stories of people who had overcome obstacles and achieved great things through their determination and dedication. Some of the individuals profiled in the book include Abraham Lincoln, Thomas Edison, Helen Keller, and Theodore Roosevelt. Marden explores their backgrounds, struggles, and triumphs, highlighting the key traits and behaviors that contributed to their success. Throughout the book, Marden emphasizes the importance of self-discipline, positive thinking, and a willingness to take risks and persevere through setbacks. He encourages readers to cultivate these qualities in their own lives, and to believe that they too can achieve great things if they are willing to work hard and stay committed to their goals. Overall, "How They Succeeded" is a timeless and inspiring book that offers valuable insights into the lives and achievements of some of history's most successful individuals. It is a must-read for anyone seeking inspiration and guidance on their own journey towards success.