What does it mean to laugh at fifty steps and laugh at a hundred steps?

The original meaning of "laughing at fifty steps and laughing at a hundred steps" is that a person who takes fifty steps back laughs at a person who takes a hundred steps back in battle. It was later used to describe oneself as having the same shortcomings or mistakes as others, but only in degree. He is gentler, but he laughs at others.

Used as an object or clause in a sentence; it has a derogatory meaning.

Example: Chapter 25 of Chen Chen's "Water Margin" in the late Ming and early Qing dynasties: "For example, the old general was considered loyal and could still establish the banner of the Song Dynasty, but he only stayed on the Xiaoyao River and did not enter, sitting and watching. The difficulties of a king and his father can only be solved by taking fifty steps and laughing at a hundred steps."

Synonyms

Old crows should not laugh at pigs who are black, proverb. It is a metaphor that you should not only look at the shortcomings of others but not your own.

Example: Chapter 21 of "The Continuation of Dream of Red Mansions": "Come on, you don't have to make fun of me, old crow, don't make fun of Zhu Hei, why did you ruin your body because of your failed marriage? "Hello, Baoyu" Everyone in the world knows about these four words, and now they dare to make fun of them."