1. "Return evil with virtue" or "Return evil with virtue": repay enmity with kindness. -Chapter 63 of the Tao Te Ching: "How big or small, repay evil with virtue." Chapter 79 of Laozi: "It is the sage who holds the left deed and does not blame others" is also the same reason. It is not only inconsistent with the context, but also suspected of tampering with ancient books. Judging from the general edition, silk script and context, there is nothing wrong with Chapter 63. 2, repay kindness with hatred: repay kindness with hatred. -"Mandarin. Zhou Yu Zhong": "Return evil for good, be unkind." 3. Return good for evil. -"Red Sun" Chapter 16: "He feels that in this difficult time, he should repay kindness with kindness." 4. complain directly. -"The Biography of Han Fu Jiezi": "The upper is the lower imperial edict:' ... Pingle supervises Fu Jiezi ... to complain straight, not to bother the teacher. "The whole life is thought and labor. Although labor is unknown and ordinary, it cannot be interrupted.