最卑贱不过感情最冷漠不过人心
[zuì bēi jiàn bù guò găn qíng zuì lĕng mò bù guò rén xīn]
'No base things like feelings, no cold things like human hearts.' It laments how love can be degraded and treated contemptuously and points out the indifference and callousness within people’s heart when dealing with others.