Benjamin Graham’s The Intelligent Investor is the rare finance classic that keeps gaining relevance, not because markets stand still, but because human behavior never changes. Graham teaches investors to stop treating the market like a casino scoreboard and start treating it like a business valuation machine. His framework centers on margin of safety, disciplined analysis, and emotional control through volatility, anchored by the famous “Mr. Market” metaphor. For MBA candidates and serious investors, this book is less a stock-picking manual and more a lifelong operating system for rational decision-making.