谁将青丝一夜洗白头谁白衣轻裘挑灯一宿
[shéi jiāng qīng sī yī yè xĭ bái tóu shéi bái yī qīng qiú tiăo dēng yī sù]
Taken from classic literature where overnight graying hair signifies grief. This screen name evokes an image of sorrowful love, with a white-clothed figure sitting alone through the night reading or reminiscing.