薄情姑娘一身傲骨万毒不侵
[bó qíng gū niáng yī shēn ào gú wàn dú bù qīn]
'A girl of little affection, bones made of pride, immune to myriad venoms.' It portrays a strong-willed and independent girl who shows minimal sentimentality and resilience against emotional harm or influence.