笔名是作家在发表作品时所采用的名字。许多作家的笔名，往往打上时代的印记，体现自己的个性。晚清时期的文学家曾朴，以“东亚病夫”发表《孽海花》，表示不忘外国人对中国人的嘲弄和侮辱。哲学家艾思奇，原名李生萱，因为他热爱马克思和伊里奇(列宁)，于是改名艾思奇(“艾” The pen name is the name that the writer uses to publish the work. Many writers pen names, often marked with the imprint of the times, reflect their own personality. In the late Qing Dynasty, writer Zeng Pu published “Scenics of the Sea” with “The Sick Man of East Asia”, expressing his ignorance of foreigners' ridicule and insult to the Chinese people. Philosopher Ai Siqi, formerly known as Li Hsuan, because he loved Marx and Ilyich (Lenin), then renamed Ai Siqi (“Ai”