Daily Chengyu

亡羊补牢

wáng yáng bǔ láo

Fix a problem before more damage is done.

beginnerVery CommonNeutral

Literal Meaning: The sheep are lost; mend the pen.

wánglost
yángsheep
to mend
láopen, enclosure

Today's Situation

You lost one customer because of slow support, so you finally fix your response workflow before losing ten more.

Perfect Chengyu: 亡羊补牢

Actual Meaning

Use this when something has already gone wrong, but it is still worth fixing the underlying problem to prevent bigger losses. It is practical and encouraging rather than purely negative — the focus is on acting in time.

Emotional tonePractical, constructive
Usage feelNeutral in tone
FormalityNeutral

English Equivalent

  • Better late than never.
  • Close the barn door before more sheep escape.
  • Fix it while you still can.
  • A stitch in time saves nine.

English equivalents capture the general idea, but they may not fit every context exactly.

Modern Usage Example

We missed the deadline once — let's 亡羊补牢 and set up a proper project tracker this week.

Chinese Example Sentences

虽然出了错,但现在亡羊补牢还来得及。

Suīrán chūle cuò, dàn xiànzài wáng yáng bǔ láo hái láidejí.

Although a mistake was made, it is still not too late to fix things properly.

Recovering from an error

发现漏洞后要马上亡羊补牢,不能拖延。

Fāxiàn lòudòng hòu yào mǎshàng wáng yáng bǔ láo, bù néng tuoyán.

After finding a security hole, fix it immediately — don't delay.

Tech and risk management

Origin Story

A shepherd lost sheep because his pen had holes. His neighbor said the sheep were already gone, but he replied that repairing the pen would stop more sheep from escaping.

Warring States periodStrategies of the Warring States (战国策)

When Natives Use It

Good fit

  • Work — fixing processes after a failure
  • Business — improving systems after a loss
  • Education — correcting study habits mid-semester
  • Everyday conversation — encouraging practical fixes

Avoid

  • When the damage is completely irreversible
  • Blaming someone harshly right after a loss

Positive and widely used. Works well in advice, meetings, and essays. Less teasing than 画蛇添足 — this one sounds supportive when used thoughtfully.

  • Common in speech
  • Common in writing
  • Sounds natural today
  • Possible but uncommon in casual chat
  • More common in writing or commentary
  • Use with care — can sound critical

Daily Quiz

Which situation best matches 亡羊补牢?

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