1. There is currently no news proving that the authentic version of "Chu Shi Biao" has been handed down;
2. "Chu Shi Biao" comes from Volume 35 of "Three Kingdoms: Zhuge Liang's Biography", which is from the Three Kingdoms period Before the Northern Expedition to the Central Plains, Zhuge Liang, the Prime Minister of the Shu Han Dynasty, wrote a letter to his successor Liu Chan, explaining the necessity of the Northern Expedition and his expectations for Liu Chan's governance of the country. The words were sincere and expressed Zhuge Liang's loyalty. It is mainly argumentative, with both narrative and lyricism. In history, there are "the former teacher as an example" and "the later teacher as an example". The commonly referred to as "the former teacher's example" generally refers to "the former teacher's example";
3. Zhuge Liang implemented "the former teacher's example" A series of relatively correct political and economic measures brought prosperity to the Shuhan territory. In order to achieve national unification, after quelling the rebellion in the south, Zhuge Liang decided to go north to attack Wei and capture Liangzhou in 227. Before leaving, he wrote to the emperor to express his sincere wishes. After the euphemistic words of exhortation, he mainly opened up his voice, strictly enforced rewards and punishments, and kept the virtuous and distant from the necessities, so as to revive the Han Dynasty. At the same time, he also expressed his ambition to dedicate himself to the country and be loyal.