Taivo A Taiwan Mandarin dictionary

前事不忘,後事之師

qiánshìbùwàng,hòushìzhīshī

ㄑㄧㄢˊ ㄕˋ ㄅㄨˋ ㄨㄤˋ , ㄏㄡˋ ㄕˋ ㄓ ㄕ

Simplified 前事不忘,后事之师

  1. 1don't forget past events, they can guide you in future (idiom); benefit from past experience

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