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CHENGYU

兵不厌诈(bīng bù yàn zhà)meaning, story and origin

Register:
formal
Source:
《韩非子·难一》

MEANING

Literal
in war, deception is never too much
Figurative meaning
all stratagems are fair in a contest

ORIGIN STORY

From the Han Feizi: "A gentleman never tires of loyalty and trust — but on the battlefield, one never tires of deception." The phrase became a maxim of military thinking.

NATURAL EQUIVALENT

“all's fair in love and war”

EXAMPLES

  • 比赛就是兵不厌诈,战术变化很正常。Bǐsài jiù shì bīng bù yàn zhà, zhànshù biànhuà hěn zhèngcháng.HSK6

    In competition, deception is never too much — tactical variety is normal.

  • 商场如战场,兵不厌诈,要多留个心眼。Shāngchǎng rú zhànchǎng, bīng bù yàn zhà, yào duō liú ge xīnyǎn.HSK6

    Business is war; stay alert, for deception is never too much.

COMMON MISTAKE

Watch out: It is about contests and strategy, not an excuse for lying in daily life.

CHARACTER BREAKDOWN

bīngwar; soldiernot
yànto tire of
zhàdeception

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TRUST & SOURCES

Reviewed by
AI-assisted editorial review
Last reviewed
2026-08-15
  • CC-CEDICT 2026-01-01

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