Source: Ming? Feng Menglong's History of the Eastern Zhou Dynasty, the thirtieth time. It is unfair to give back to others. "
I have talked about two attitudes towards life: one is gloating and the other is ingratitude. These two attitudes are obviously wrong, and the author calls them "heartless" and "unjust". People should take this famous saying as a warning, and never be an unkind, unfair and despised person.
This is why the idiom "doing things behind others' backs" means not repaying others' help.
Extended data
Synonym of deception: bite the hand that feeds you.
Explanation: Return kindness with hatred. Refers to ingratitude.
Said by: The Journey to the West, courtesy of Wu Ming: "He killed the princess as soon as I said it, but isn't that biting the hand that feeds him?"
Example: Thanks to the official's saving his life, it's not good for us now. There is no justice! Feng Ming magnum "wake up the world" volume 30.
Grammar: subject-predicate type; As predicate and attribute; To "repay evil with good"
Synonyms include treachery, ingratitude, ingratitude, ingratitude, ingratitude.
The antonym is grateful for virtue, repaying kindness with kindness, caring with heart, repaying kindness with kindness, never forgetting the world, being kind and generous, repaying kindness with kindness, thinking about the source of drinking water, being grateful for thousands of things, never forgetting your body, and being grateful for tears.