bù​dǎ​bù​chéng​xiāng​shí

an exchange of blows may lead to friendship

Senses

不打不成相识/ 不打不成相識 bù​dǎ​bù​chéng​xiāng​shí (also bù​dǎ​bù​chéng​xiāng​shì) an exchange of blows may lead to friendship

out of a fight a friendship may grow; one does not make friends without a exchange of blows.

References

synonym 不打不相识/不打不相識 不打不成相识/不打不成相識