你以为我刀枪不入够坚强么你以为我百毒不侵不怕伤么
[nĭ yĭ wéi wŏ dāo qiāng bù rù gòu jiān qiáng me nĭ yĭ wéi wŏ băi dú bù qīn bù pà shāng me]
This phrase is expressing emotional vulnerability. Despite appearing strong and indifferent, the individual actually has deep-seated pain and susceptibility to being hurt.