This is the master volume of the extraordinary work that began the career of Napoleon Hill. Originally produced by Hill as an eight-book series, is now available to contemporary readers in a single edition, redesigned and reset for ease of reading. Napoleon Hill queried dozens of prosperous individuals about how they obtained their success, and he organized their experiences into a series of principles that promote: - Self-confidence - The habit of saving - Imagination - Enthusiasm - Self-control - Concentration - Cooperation Each chapter forms a lesson in using these traits to develop the untapped "mind-power" that leads to success. Read this book today to learn how to cultivate your own potential.