Historical confessions analyze the psychology of historical figures in the first person. Qin Shihuang's confession, Hu Hai's confession, Chen Sheng's confession, Xiang Yu's confession, Han Xin's confession, Liu Bang's confession, Empress Lu's confession... (Note: All are the author's subjective assumptions and are not rigorous at all. If there is a mistake in principle, the author will immediately correct it and then refuse to admit it)