柠檬不酸我不哭
[níng méng bù suān wŏ bù kū]
A play on words that combines two sayings. '柠檬不酸'(Lemon isn't sour), usually implying no jealousy here, and '我不哭'(I don't cry) are connected. Perhaps meaning 'Even in a situation like this, I will not get teary.' A strong, resilient feeling.