Think & Grow Rich is widely considered the single best book for anyone thinking about starting a business—and for good reason. Here’s why it’s a perennial favorite for new and aspiring entrepreneurs: 1. Mindset as the Foundation Hill’s book is built on the principle that all external success starts internally—with mindset. It teaches that the first step to business success isn’t just a plan, but a “burning desire” and the unwavering belief that you can succeed. This lesson helps business owners develop true resilience and focus, no matter what challenges arise. delawareinc+3 2. The Power of Clear Goals Rather than vague dreams, Think & Grow Rich emphasizes setting specific, actionable objectives—what Hill calls a “definiteness of purpose.” This clarity is critical for new founders, who often struggle with direction and priorities in the early days of a startup. booksyougottaread+2 3. Mastermind & Support Networks Hill originated the “mastermind” concept: building a suppo...

Several modern thinkers and authors have updated and expanded upon Napoleon Hill’s 13 principles from Think and Grow Rich , adapting them for today’s entrepreneurial and personal development contexts. Here are some notable figures and how they relate to Hill’s ideas: Modern Thinkers Updating Hill’s 13 Principles Tony Robbins Takes Hill’s concepts like desire, persistence, and mindset and pairs them with neuroscience and psychology, focusing on actionable strategies for peak performance and business growth. Brendon Burchard Emphasizes motivation, clarity, and deliberate practice, modernizing autosuggestion and organized planning with habits and high-performance routines. James Clear (author of Atomic Habits ) Builds on persistence and autosuggestion by grounding success in small, repeatable habits and systems rather than just mindset intensity. Simon Sinek Updates the idea of definiteness of purpose with his concept of “Start With Why,” urging leaders and entrepreneurs to anchor su...