他山の石

たざんのいし

Meanings

  1. Noun lesson learned from someone's else mistake; object lesson; food for thought (literally: stones from other mountains (can be used to polish one's own gems)) See also: 他山の石以て玉を攻むべし (たざんのいしもってたまをおさむべし).

Kanji

Words containing 他山の石

Word lists

Jinuma: Japanese Dictionary · Word lists