试卷是世界上最笨的东西
[shì juăn shì shì jiè shàng zuì bèn de dōng xī]
Means 'Examination papers are the most foolish things in the world.' A rebellious or cynical expression showing discontent towards the exam system. Students might use such usernames venting frustrations about schoolwork being perceived as dull, overly rigid or not a true measure of intelligence.