Behind every millionaire is a messy mix of ambition, failure, and persistence. Biographies are the closest way to sit with these people and learn what shaped them. They’re not just about money they’re about character, risks, and vision. Some figures like John D. Rockefeller and Elon Musk rewrote the rules of business. Others, like Madam C. J. Walker, showed how grit could beat barriers society tried to enforce. Then there are modern guides that pull together everyday lessons from people who started with nothing. If you’re curious about the human side of success, these five books stand out on Amazon for mixing inspiration with practical takeaways.