最丑不过人心最黑不过人肺 This rather cynical statement translates as

Relation Nicknames

最凉不过人心最薄不过人情 [zuì liáng bù guò rén xīn zuì bó bù guò rén qíng]
Translates to Nothing is colder than human heart ; nothing is thinner than human kindness Expressing ...
最丑不过人心 [zuì chŏu bù guò rén xīn]
The Ugliest Thing Is The Human Heart this username expresses cynicism or sadness towards human nature ...
最美不过曾经最丑不过人心 [zuì mĕi bù guò céng jīng zuì chŏu bù guò rén xīn]
This net name can be understood as Nothing is more beautiful than past and nothing is uglier than human ...