没死就别像废物一样的活着
[méi sĭ jiù bié xiàng fèi wù yī yàng de huó zhe]
This username reflects a fighting spirit. It can be understood as an encouragement to oneself not to give up or lose hope while still having the chance of living and making things better. The person might have gone through tough times but decides to live positively and meaningfully.