世界太黄思想不良
[shì jiè tài huáng sī xiăng bù liáng]
Translating to 'The world's too yellow, thoughts not good', it seems to express disillusionment with societal morals and behaviors. 'Yellow' can refer to indecent or immoral actions; overall, it conveys pessimistic or satirical views toward social issues and people's declining values.