哥不帅但哥有人爱姐不美但姐有人疼
[gē bù shuài dàn gē yŏu rén ài jiĕ bù mĕi dàn jiĕ yŏu rén téng]
'I may not be handsome but someone loves me; sister may not be beautiful but someone cherishes her.' It conveys self-confidence despite imperfections, emphasizing the importance of inner qualities over appearances.