别把自己说的那么厉害
[bié bă zì jĭ shuō de nèi me lì hài]
It translates as 'don't brag so much about yourself', hinting at modesty or even sarcasm directed towards boasting behaviors. The individual chooses such an online identity possibly to express disdain towards overly arrogant people or conversely show humility and self-awareness, acknowledging everyone's limitations and advocating for honest self-perception instead of exaggerated claims of one's capabilities.