Two people who hold the world in their stead are not qualified to make promises in a time of war.
All they have to do is to do their own thing.
However, it's like playing a game of chess with yourself:
Understand each other's thoughts,
If you win, you will lose, if you lose, you will also win.
Only in the autumn wind of Wuzhangyuan did he understand:
It turned out that he had never blamed him...