Core Insights - Warren Buffett, with a net worth exceeding $140 billion, emphasizes financial principles that resonate with the working class, reflecting his own journey from modest beginnings to immense wealth [1] Investment Principles - **Invest Early and Let Compounding Do the Heavy Lifting**: Buffett highlights the importance of starting investments early to benefit from compounding over time, stating that a majority of his wealth accumulated after age 50 [3] - **Live Below Your Means**: Buffett advocates for intentional spending and avoiding lifestyle inflation, as he continues to live in the same house purchased in 1958 despite his wealth [4][5] - **Avoid High-Interest Debt**: Buffett warns against the dangers of high-interest debt, particularly credit card debt, advising that paying off such debts should take precedence over other investments [6][7] - **Invest in Yourself**: Buffett believes that personal development is the best investment, encouraging individuals to enhance their skills and seek opportunities for income growth [8]