1.

Change my heart for yours, and I will know and remember each other deeply.

2.

The general surrendered to the Han but not to the Cao, so why bother to search for your brother thousands of miles away?

3.

It is difficult to sell dirty wine and worry about the country, so when it comes to rescue, we should rely on talents.

4.

Friendships are always made in life, and they cannot be separated in the ups and downs.