用情未至深怎知非良人你非我良人怎知我情深
[yòng qíng wèi zhì shēn zĕn zhī fēi liáng rén nĭ fēi wŏ liáng rén zĕn zhī wŏ qíng shēn]
This internet name conveys a bittersweet sentiment about love. The user suggests that only someone who has been deeply in love can truly understand what it means to be 'a good match'. If you were not the one for me, then you can't know how deeply I've loved. There's a feeling of regret and a sense of lost potential, indicating past experiences with failed relationships.