The quote from Richard Russo's book "Straight Man" reflects the uncertainty inherent in human nature. It suggests that individuals often do not fully understand their true selves until they are faced with real choices or temptations. The nuances of our emotions, loyalties, and desires can only be revealed through actual experiences rather than mere contemplation.

This idea invites reflection on the complexities of personal morality and decision-making. It implies that people might act differently than they expect when confronted with situations that challenge their values or commitments. Ultimately, it emphasizes that self-awareness is a process of discovery that unfolds as we navigate life’s unpredictable circumstances.