So the next time you reach a tissue box, or sob on a friend's shoulder, or shed tears at the movies, stop and reflect on why we cry and what it means to cry.

所以，当下次你拿起纸巾盒，趴在朋友的肩膀上哭泣，或在看电影时流泪时，停下来想一想我们为什么哭泣，哭泣意味着什么。