花有百般红人狗却不同
[huā yŏu băi bān hóng rén gŏu què bù tóng]
The username 'Flowers have Hundred Reds but Men and Dogs are Different' is a play on the diversity of people and how humans, unlike dogs, show different reactions or natures. It may imply that despite the beauty in various forms, there still exist notable differences among humans.