Daito, Kyoka, Maina and Kohei explain the four human irrationalities: Base Rate Fallacy, Cognitive Dissonance, Commitment Bias, and Correlation/Causation Fallacy. This content is related to the contradictions between behavior and thought, as well as the handling of information. By understanding these, you can comprehend and confront aspects of yourself that you may not have been aware of before. This knowledge enables self-reflection, providing insights into one's own characteristics.