(2) He is not good at keeping good relations with colleagues and subordinates. This should be a taboo for military strategists. When Ma Su and Wang Ping and others disagreed, he didn't settle down to listen to everyone's analysis, but rudely implemented his own tactical arrangement. In this way, Wang Ping can only station some military forces in another place, while others like Gao Xiang can only be stationed in Liucheng, so several military forces can't be rescued later, and they are almost surrounded by division and annihilation.
(3) The commander-in-chief was not calm when he was in distress, so when he was at the end of his tether and forced to break through, the Shu soldiers in Shannan were in chaos, and they surrendered directly to Wei, and were passive in the overall situation.
Ma Su was a general in Anyuan, Shu Han, and joined the China army. There are five brothers, all famous. Go to Shu with my brother Ma and Liu Bei. On his deathbed, Liu Bei said to Prime Minister Zhuge Liang, "Ma Su exaggerates, so be careful!" Zhuge Liang didn't listen and took Ma Su as his confidant.
In the third year of lite, Zhuge Liang took South China, and Ma Su made plans. Zhuge Liang was deeply impressed. Later, General Anyuan. In six years, he joined the army centering on Zhuge Liang's Northern Expedition and Ma Su. Zhuge Liang left Qishan, and Ma Su went to guard the street pavilion as the pioneer, but he didn't listen to Wang Ping, the lieutenant, and made a big taboo for the military, which led to the defeat of the army. Ma Su made a written pledge to fulfill a military order, and Zhuge Liang was beheaded at the age of 39. Later, a thread was sewn on the head of the body, and Zhuge Liang personally wrote a eulogy.