“Think and Grow Rich: The 21st Century Edition” is a modern adaptation of Napoleon Hill’s timeless classic, first published in 1937. The original book has been a cornerstone in the self-help and personal development genre, providing principles for achieving success and financial abundance. This 21st-century edition, updated by Tom Butler-Bowdon, seeks to make Hill’s teachings more accessible to contemporary readers. The book outlines key principles such as setting clear goals, maintaining a positive mental attitude, and cultivating a burning desire for success. It also emphasizes the power of perseverance and the importance of a well-defined plan to achieve one’s aspirations. While preserving Hill’s fundamental ideas, this edition incorporates examples and anecdotes from contemporary success stories, making the wisdom in “Think and Grow Rich” relevant and applicable to the challenges of the modern era.