鉴戒 Traditional form: 鑒戒 Pinyin (reading): jiànjiè Definitions: lesson from events of the past warning Characters: 鉴 - mirror, looking glass; to reflect 戒 - to warn, to admonish; to swear off, to avoid Traditional characters: 鑒 - mirror, looking glass; to reflect 戒 - to warn, to admonish; to swear off, to avoid