不打不成相识

Traditional (Taiwan): 不打不成相識

chéngxiāngshí ㄅㄨˋ ㄉㄚˇ ㄅㄨˋ ㄔㄥˊ ㄒㄧㄤ ㄕˊ

    • don't fight, won't make friends (idiom) an exchange of blows may lead to friendship

Character by character

Sources