An in-depth analysis of hindsight bias in transaction review. Explore how the brain embellishes the decision-making process through memory reconstruction, and how "signaling illusion" can lead to overconfidence. Wmax Behavioral Finance Series helps you identify self-justification traps in review, establish a scientific evaluation system that focuses on the process rather than the results through the pre-event diary system and counterfactual questioning, and achieve real progress through honest cognition in an uncertain market.