Bill Dudley, an MBA student at Columbia Business School, engages with Mohnish Pabrai, a seasoned value investor. They discuss investment philosophies, emphasizing the laws of investing and insights from Warren Buffett. Dudley pitches innovative business models, including unique ideas like biodegradable plastics. The conversation covers strategic investing strategies, the concept of 'Uber cannibals,' and the importance of understanding risk and returns. Personal anecdotes about memorable lunches with investment legends add a warm touch, enriching the learning experience for students.