又是一年春草绿，转眼已近世纪之交。人们正筹庆新中国五十岁生日和澳门回归，同时也迎来了杨晦师百周年诞辰。乘此机会，我要写点十几年来多次想写却一直未能如愿的文字，表达对他老人家的怀念。1956年，我在全国“向科学进军”的号角声中，和王世德、胡经之等一起考进北京大 Spring grass is another year, a blink of an eye at the turn of the century. People are celebrating the 50th birthday of New China and the return of Macao. At the same time, they also ushered in the 100th anniversary of Young Deflectors’ birth. Taking this opportunity, I would like to write a few words that I have been trying to write for more than a decade but have never been able to do so, expressing my memory of the elderly. In 1956, I was in the national “march to science” horn, and Wang Shide, Hu Jing and other admitted to Beijing University