何必拿尊严挽留一颗心
[hé bì ná zūn yán wăn liú yī kē xīn]
This user name translates to 'Why Bother To Hold Onto A Heart By Sacrificing Your Dignity?' This suggests a person who feels it is futile and undignified to try and hold onto someone's affection when that effort may be in vain.