Ray Dalio's saying, 'He who lives by the crystal ball will eat shattered glass,' serves as a reminder of the risks associated with overconfidence in market predictions. Financial markets are influenced by numerous unpredictable factors, including geopolitical events and policy changes. Investors who rely heavily on forecasts often create portfolios that are vulnerable to unexpected shifts, leading to sharp losses. Instead of attempting to predict outcomes, seasoned investors focus on preparing for various scenarios through diversification and disciplined risk management. This shift in mindset from 'What will happen?' to 'What if I am wrong?' is vital for long-term survival in the financial landscape. Dalio emphasizes the importance of resilience and understanding market cycles, advocating for strategies that respect the inherent uncertainty of financial markets. Ultimately, acknowledging the unknown can better position investors to navigate volatility and achieve long-term success.