知己知彼 Save Sign in to save words zhījǐzhībǐ ㄓ ㄐㄧˇ ㄓ ㄅㄧˇ know yourself, know your enemy (idiom, from Sunzi's "The Art of War" 孙子兵法 sūnzǐbīngfǎ) Character by character 知(zhī)know 己(jǐ)self 知(zhī)know 彼(bǐ)that A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0