别和我开玩笑我会让你哭
[bié hé wŏ kāi wán xiào wŏ huì ràng nĭ kū]
Translates as 'don’t joke with me, I'll make you cry', showing toughness or vulnerability. On one hand, it indicates defiance; on the other, hidden sorrow which makes it easy for this person to get emotionally hurt.