你若安好便是晴天你若哭泣便是雨天
[nĭ ruò ān hăo biàn shì qíng tiān nĭ ruò kū qì biàn shì yŭ tiān]
'If you are well, it is sunny; if you cry, it rains'. It expresses how deeply affected the user is by someone else’s emotions, suggesting love or admiration for another person whose mood dictates the emotional weather for the narrator.