1. "The ministers and the generals fought with all their might to attack Qin, the generals fought in Hebei, and the ministers fought in Henan." It shows that he has an equal relationship with Xiang Yu.

2. "Now Pei Gong broke through the Qin Dynasty and entered Xianyang. He did not dare to get any closer. He closed the palace and returned the army to the throne, waiting for the king to come." Show that you have made contributions without taking credit.

3. "That's why I sent generals to guard the gates to prepare them for theft." conceal their political intentions.

4. The purpose of saying this is to gain Liu Bang's sympathy and alleviate the current critical situation.