The Irrecoverable Error: Risk, Ruin, and the Rules of Wealth | Practical Lessons from Guy Spier

In this episode, Matt Zeigler and Bogumil Baranowski dive deep into the timeless investing wisdom of Guy Spier. Drawing from Spier’s interviews on both Excess Returns and Talking Billions, they explore crucial ideas about investing, risk, decision-making, and living a meaningful life. From understanding why letting your winners run can enhance returns to redefining true success, this episode is packed with practical insights for both investors and anyone seeking a richer, more thoughtful life.Topics Covered:Why holding your winners can be essential to long-term success

The myth of the Fidelity “dead investor” study and what it teachesRisk, ruin, and why preserving capital matters more than getting richLessons from multi-generational wealth and building lasting fortunesUnderstanding the true cost of tinkering with a portfolioDefining your circle of competence — and updating it over time

How to avoid catastrophic financial outcomesRethinking what success really means beyond money

Aligning your inner and outer self to find freedom and authenticity

Managing other people’s money with care, respect, and humility

Learning from mistakes and the importance of reputation

The priceless value of community and true friendships