The Secret of Prosperity gathers philosophical maxims, civic counsel, entrepreneurial rhetoric, psychological exercises, and spiritual reflections into a capacious inquiry into wealth, character, and self-command. Moving from aphoristic meditation to practical exhortation and social critique, the volume situates prosperity not merely as accumulation but as a contested relation among discipline, imagination, labor, public life, and inward contentment. Its striking juxtapositions make room for both visionary accounts of abundance and sobering examinations of status and consumption. The collection draws together thinkers associated with classical Stoicism and Daoism, Renaissance political realism, American self-help and commercial culture, New Thought, social criticism, and modern autosuggestion. Marcus Aurelius and Lao Tzu lend ethical and contemplative depth; Benjamin Franklin, Russell Conwell, and P. T. Barnum reflect formative American idioms of industry and enterprise; while Thorstein Veblen complicates celebratory narratives of success. Voices such as Kahlil Gibran, Émile Coué, Wallace D. Wattles, and Orison Swett Marden broaden the anthology's conversation between spiritual aspiration, mental habit, and material ambition. Recommended for students of intellectual history, readers of self-culture, and anyone interested in the evolving language of success, this volume offers an unusually rich comparative encounter. Its diverse selections invite critical reflection on what prosperity has meant across eras and traditions, while fostering dialogue between ethical restraint, social analysis, political calculation, and personal transformation.