数学丛札山东河东孙玉光“得人之似，失己之真”。诗论如此，百艺同理，授课教研．岂能忘“我”。“似与不似之间”做画，“听与不听之间”做学问。不听似乎狂妄，全信何来自己。演说家的言辞，书法家的墨迹，学者的深广，导演的匠心，万物皆可备于我，可杂揉而后学之也。... Mathematical Cong Shandong Shandong Dongdong Sun Yuguang “has got people like it, lost one’s self”. The theory of poetry is the same, 100 art is the same, teaching and research. You can forget “I.” “Between and does not seem like” to do painting, “between listening and not listening” to do learning. Do not listen to seem arrogant, believe in yourself. The speech of the orator, the ink of calligraphers, the depth of scholars, the ingenuity of the director, everything can be prepared for me, and can be mixed and learned later. ...