qián shì bù wàng , hòu shì zhī shīdictionary entry
DEFINITION CC-CEDICT
don't forget past events, they can guide you in future (idiom); benefit from past experience
Sources & editorial notes

Reference definitions: CC-CEDICT contributors and MDBG, CC BY-SA 4.0. Source release 2026-10-27T01:55:52Z. Imported 2026-10-27. Definition wording and meaning order are retained. Recognized pronunciation references are displayed with tone marks; the original source record is available below.

Source record: cd-7adf13f1e3fa3ef8. Source SHA-256: bbc4b27f26bee1a262f4d7939667a040c7857c7fc0200a2fa7a86d3352a09eae.

Original source entry:

前事不忘,後事之師 前事不忘,后事之师 [qian2 shi4 bu4 wang4 , hou4 shi4 zhi1 shi1] /don't forget past events, they can guide you in future (idiom); benefit from past experience/

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Reference information

The definitions above are from CC-CEDICT. Examples and usage notes are available on selected entries.

Character information

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Other forms in these source records: 前事不忘,後事之師

Reference definitions from CC-CEDICT.