开心就要大声的去微笑哭泣就要大声的去流泪
[kāi xīn jiù yào dà shēng de qù wēi xiào kū qì jiù yào dà shēng de qù liú lèi]
This username translates to 'Smile loudly when happy, cry loudly when sad.' It emphasizes the importance of expressing emotions openly and not holding back.