一梦黄粱一笔丹青
[yī mèng huáng liáng yī bĭ dān qīng]
'A Dream of Illusions Written in Red Ink'. It alludes to an old Chinese idiom 'Dream of Yellow Rice' that describes futile fantasies or unfulfilled ambitions. The second part suggests using red ink to paint or record those fleeting dreams artistically.