Talking from Li Ling's answer to Su Wude in Han Dynasty. The most valuable thing between people is to know each other's inner world. It means that friends should be close when they meet.
2, the heart is not old, people are poor.
From a collection of celebrities in the Song Dynasty. Although people are old, their ambitions are still there; Although a man is poor, his virtue cannot be lost.
3, the name is not expensive and difficult to do.
From Xun's Yan Zibu. Gentleman's behavior is not expensive because it seems rare, but it belongs to improper behavior.
4, money is like dirt, and righteousness is precious.
Judging from Augmented Xianwen, money should be regarded as dirt, which is generally low and insignificant, while benevolence and morality are worth tens of millions.
5. Kindness, friendship, courtesy, knowledge and faith.
The "five permanents" refer to the five principles of "benevolence, righteousness, courtesy, wisdom and faithfulness", which are the minimum moral standards for being a man and an ethical principle, and are used to deal with and coordinate the relationship between people as individuals and form a society.