qián​chē​fù​hòu​chē​jiè

learn from predecessors' mistakes

Senses

前车覆,后车戒/ 前車覆,後車戒 qián​chē​fù​hòu​chē​jiè learn from predecessors' mistakes

(idiom) the overturning of the cart in front is a warning for the cart behind; to take a lesson from the failures of those who came before

References

see 前车之鉴/前車之鑒 前车覆,后车戒/前車覆,後車戒