2. The gentleman is harmonious but different, and the villain is not harmonious.

3. Gentlemen and gentlemen are friends of the same mind, and villains and villains are like-minded friends.

4. Don't be evil.

5, a pro-German friend, can be a Wan Li swan; A friend without benevolence and righteousness can avoid becoming a villain; If you take the wealth of your duty, you can eat and sleep in peace; Abstaining from nameless wine can clear the heart and improve eyesight; Self-denial, accumulate virtue and carry things.