“丹心终不改,白发为谁新”。史老,这位“一·二九”运动中意气风发的青年学子,而今已是古稀之年。当他满怀激情向我们讲叙伟大的爱国工程师詹天佑先生的事迹和生平,兼谈他对青年人进行爱国主义教育的见解时,殷殷之情,使人不禁想到了上面的两句古诗。 “Dan heart eventually change, white hair for whom the new.” History of old, the “January 29” movement of high-spirited young students, and now is the seventies. When he passionately told us about the deeds and life of Mr. Zhan Tianyou, a great patriotic engineer, and his opinion on patriotic education for young people, people can not but think of these two ancient poems.