一位老朋友听说我还时常写点文章，很关切地说，八十岁的人了，何必还那么辛苦呢。我说，辛苦是辛苦，不过很好玩。哲学家金岳霖不是说他研究哲学是因为好玩吗，我也是写着玩儿的。我说的是真话，写作确实很好玩。毛泽东写《送瘟神》，说是“欣然命笔”，许多古人也是这样... An old friend heard that I often write an article, very concerned that eighty-year-old man, why still so hard yet. I said hard work is hard, but it’s fun. Philosopher Jin Yuelin does not mean that he studies philosophy because it is fun, I also write play. I am telling the truth, writing is really fun. Mao Zedong wrote “Send the god of plague”, saying “gladly ordered a pen,” so many ancients also do ...