有一种液体叫眼泪有一种感觉叫心碎
[yŏu yī zhŏng yè tĭ jiào yăn lèi yŏu yī zhŏng găn jué jiào xīn suì]
'There is a liquid called tears, there is a feeling called heartbreak.' Expresses deep sorrow, suggesting profound emotional experience of loss or grief, touching on human vulnerability and intense sadness.