三人行，则必有我师 (三人行，則必有我師) sān rén xíng, zé bì yǒu wǒ shī

sān rén xíng, zé bì yǒu wǒ shī phrase If three walk together, one of them can teach me sth (Confucius)
Domain: Modern Chinese 现代汉语
Notes: (CC-CEDICT '三人行，則必有我師')