温故知新 Save Sign in to save words Traditional (Taiwan): 溫故知新 wēngùzhīxīn ㄨㄣ ㄍㄨˋ ㄓ ㄒㄧㄣ to review the old and know the new (idiom, from the Analects) to recall the past to understand the future Character by character 温(wēn)surname Wen 故(gù)happening 知(zhī)know 新(xīn)new A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0