爱过才有资格说痛过痛过才有资格说爱过
[ài guò cái yŏu zī gé shuō tòng guò tòng guò cái yŏu zī gé shuō ài guò]
This username reflects a bittersweet understanding of love and pain. It implies that someone who has experienced deep love and consequent heartache is qualified to understand the pain of lost love. It emphasizes the connection between intense love and intense pain, suggesting emotional maturity.