知己知彼 (zhī jǐ zhī bǐ) | Meaning: know yourself, know your enemy (idiom, from Sunzi's "The Art of War") | Chinese Idiom with Pinyin & Origin

to know sth like the back of one's hand (idiom) · to know (a person, a place etc) inside out了如指掌liǎo rú zhǐ zhǎng

lit. seeing clearly the downy feathers of autumn (idiom, from Mencius) · fig. perceptive of even the finest detail明察秋毫míng chá qiū háo

(idiom) self-knowledge自知之明zì zhī zhī míng

to understand thoroughly · to see beyond the facade · to see through (sb)看透kàn tòu

to know what's going on心中有数xīn zhōng yǒu shù

to know the enemy and know oneself (idiom, from Sunzi's "The Art of War")知彼知己zhī bǐ zhī jǐ

know yourself, know your enemy (idiom, from Sunzi's "The Art of War")