痛过才会懂得如何去爱伤过才会知道如何被爱
[tòng guò cái huì dŏng dé rú hé qù ài shāng guò cái huì zhī dào rú hé bèi ài]
Expressing deep emotional learning through pain, it translates to 'You learn how to love after experiencing pain; you know how to be loved after being hurt.' This signifies growth through suffering in relationships.