他,在美留学期间发生的两个故事始终不能忘怀;他,晚年被查出可能患有前列腺癌,却奇迹康复;他,93岁高龄,仍旧每天坚持独自步行上下楼;他,养花种草,书法绘画,快乐地享受自己的晚年。他就是1991年被选为中国科学院生物学部院士(现称生命科学与 He, the two stories that occurred during the study in the United States can not forget; he, was found in his later years may have prostate cancer, but miraculous recovery; he, 93 years old, still walking up and down each day alone stand alone; he, Grass, calligraphy and painting, happy to enjoy their own old age. He was elected in 1991 as an academician of the Chinese Academy of Sciences (now called Life Sciences and