Investment Strategy - When an advantage is perceived and a mispricing is detected, a larger investment should be considered [1] - Doubling down on an investment is most challenging when facing unfavorable odds [1] - Betting with an edge provides valuable training for Wall Street investment strategies [2] - A key challenge in stock investing is the uncertainty of possessing a true edge [2] Risk Management - Blackjack serves as a laboratory to understand odds and determine optimal bets [3] - Investment decisions should consider risk tolerance and available capital [3]