C936 Ambition!
Cao Weiming's military tent was guarded by a child! The boy gave him advice, telling him to stay his hand. This was not a bad move, as long as he stayed his hand, Hebei was not a threat and Lu Zheng could do whatever he wanted.
Cao Weiming's excuse was also very good. It was that the enemy was strong and I was weak. Rather than directly fighting with the opponent, it was better to just stay put