笑到全世界都流泪哭到全世界都心碎
[xiào dào quán shì jiè dōu liú lèi kū dào quán shì jiè dōu xīn suì]
Expresses emotional extremes through a hyperbolic method. On one hand, they laugh wholeheartedly, and at other moments they cry so deeply that everyone around gets affected. Indicative of someone whose emotions are strong and expressive, capable of influencing those around them greatly.