Through a lot of cases and experiments, this book reveals the secrets behind a variety of antics in the daily life, analyzes the not easily perceivable non-rational thinking, interprets the nature and truth of life, and provides the readers with corresponding countermeasures, so as to help them better understand themselves, understand others, and see through the society, thereby “”becoming inured to the unusual””, turning the “”abnormal state”” of life into a “”normal state””, and better manage their study, work and life.