他山の石
たざんのいし
lesson learned from someone's else mistake; object lesson; food for thought; stones from other mountains (can be used to polish one's own gems)
Meanings
Noun
lesson learned from someone's else mistake; object lesson; food for thought; stones from other mountains (can be used to polish one's own gems)Idiom
Example sentences
他山の石とする。
The fault of another is a good teacher.