Resentment is an infectious disease. If someone in the family has this disease, then everyone in the family will catch it. [French] Balzac: "The Psychology of Marriage"

Ingratitude is always a weakness. I have never seen a talented person ungrateful. [Germany] Goethe: "Goethe's Maxims and Reflections"

Thanksgiving and betrayal are just the beginning and end of the same line. [US] Mark Twain: "Idiot Wilson"

There is no small virtue and no small complaint. [Middle] Liu Xiang: "Shuo Yuan? Revive Enemy"

It is easy to avoid the crossbows of enemies, but it is difficult to guard against the enemies of kindness; it is easy to escape from the obstacles in hard times, but it is difficult to escape from the traps of happiness. [Middle] Hong Yingming: "Cai Gen Tan"

It is easy to feel resentment, but it is difficult to feel kindness. [Middle] Shen Hanguang: "Jingyuan Xiaoyu"

It is flashy and unrealistic, which is where resentment gathers. [Middle] Zuo Qiuming: "Zuo Zhuan? The 5th Year of Duke Wen"

Those who act in favor of profit will have many complaints. [Middle] "The Analects of Confucius? Li Ren"

Love is the beginning of hatred. Virtue is the root of resentment. [Middle] "Guan Zi? Shu Yan"

Evil and filthy things are in the body, which is caused by resentment. 〔中〕Xun Kuang: "Xunzi? Encouraging Learning"

Those who are more or less resentful. [Chinese] Zhang Shangying: "Su Shu"

It is not difficult to treat wealthy people with courtesy, but it is difficult to be polite. It is not difficult to be kind to the poor and lowly, but difficult to be polite. 〔中〕Shidian: "Yuan Ti Ji"

Human psychology is: rare gifts are valued, while those often received are not only not valued, but are regarded as entitlements. If you are not grateful, you will easily feel resentful. [Middle] Fu Lei: "Fu Lei's Family Letter"

I hate people's ingratitude more than I hate lying, vanity, gossip, alcoholism, or other evil vices that exist in the hearts of fragile people. . [English] Shakespeare: "Twelfth Night"

A person who repays kindness with evil should be the public enemy of mankind. He may treat mankind more viciously than he treats his benefactor, because the world has not shown kindness to him. In this way People don't deserve to live in this world at all. [English] Swift: "Gulliver's Travels"

People often forget their good deeds and evil deeds, and even hate their benefactors or stop hating their enemies. To them, the need to repay a favor or take revenge is like a tyrant to whom they are unwilling to obey. [French] La Rochefoucauld: "Moral Proverbs"

If we meet someone who has not repaid our kindness, we will immediately think of the debt he owes. But when we meet someone whose kindness we have received but have not yet repaid, we often fail to remember the debt we owe! [Germany] Goethe: "Collection of Goethe's Maxims and Thoughts"

I hear loyalty and kindness to avoid resentment, but I do not hear dominance to avoid resentment. [Middle] Zuo Qiuming: "Zuo Zhuan? The Thirty-One Years of Duke Xiang"

Don't complain about heaven, don't blame others. 〔中〕"The Analects of Confucius? Xianwen"

Don't remember old evils, resentment is used (to) hope (thin). [Middle] "The Analects of Confucius? Gongye Chang"

Repay grievances with directness and repay kindness with kindness. [Middle] "The Analects of Confucius? Xian Wen"

If you don't expect the quantity or the small, it will lead to disaster; if you don't expect the depth of the resentment, it will lead to sadness. [Warring States Policy? Zhongshan Policy]

If small grievances are not forgiven, big grievances will inevitably arise. [Middle] Zhang Shangying: "Su Shu"

When people think about me, they should keep it in mind and pass it on to future generations, and they must not forget to repay it. All grudges should not only be forgotten by one's own family, but also should not be left behind for posterity. [Middle] Zhu Guozhen: "Yongzhuan Sketch"

Those who give kindness do not see themselves inside and do not see others outside. [Middle] Hong Yingming: "Cai Gen Tan"

I must not forget people's kindness to me, and I must not forget their resentment. [Chinese] Hong Yingming: "Cai Gen Tan"

Repaying kindness to injustice is like pouring soup over snow. If an injustice is repaid for an injustice, the jackal will meet the scorpion again. [Middle] Feng Menglong: "Eternal Words to Awaken the World"