不打不成相识 (不打不成相識) bù dǎ bùchéng xiāngshí
          
              bù dǎ bùchéng xiāngshí 
              
              phrase 
              don't fight, won't make friends; an exchange of blows may lead to friendship 
              Domain: Proverb 谚语
              
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                Notes: (CC-CEDICT '不打不成相識')