1. Know yourself and know yourself, and you will win every battle. This means that in military disputes, knowing both the enemy and yourself will not be dangerous in every battle; If you don't know the enemy but only know yourself, the chances of winning or losing are half and half; If you don't know the enemy and yourself, only every battle is dangerous. From Sun Tzu's Art of War

2. The three armed forces can win the handsome, but the ordinary man can't win the ambition. The leader of the army can be changed, but the ambition of a man (a man with ambition) can't be changed. From The Analects of Confucius Zi Han

3. The Cao Gui Debate from Zuo Zhuan means that fighting depends on courage. The first drum beat cheered up the courage, the second drum beat depressed the courage, and the third drum beat destroyed the courage.

4. the weather is not as good as the geographical position, and the geographical position is not as good as people. From Mencius, that is, favorable opportunity and climate are not as good as favorable terrain, and favorable terrain is not as good as Qi Xin's cooperation.

5. A soldier who doesn't want to be a general is not a good soldier. -Napoleon