记不起是听哪一位老先生说过:“佛学是研究死的学问;道家是研究生的学问。”据说《道藏》里有很多延年益寿,长生不老的经验之谈,也听说东北深山老林里有位百岁老人因长年累月坚持不懈地吃蚂蚁而益寿。还见过一位朋友十几年如一日每天清晨喝下一大杯生水,自称是可借以延年。可见古往今来,天南地北人们对延年术的兴趣之浓厚,真可以在众多新学科中普及一门“延年学”。不过,我这里说的延年术却与衮衮诸公不一定有关,它只能吸引那些 I can not remember which old man said: “Buddhism is the study of death; Taoism is a graduate student’s knowledge.” It is said that “Taoism” there are many longevity, immortality of the experience of conversation, but also heard the mountains of northeast forests There is a hundred-year-old longevity due to years of unremitting efforts to eat ants. I have also seen a friend drink more than a dozen cups of raw water every morning for more than a decade, claiming to be able to prolong it. From the past to present, we can see that people in the world are increasingly interested in delaying surgery and can really popularize “delamination study” among many new disciplines. However, the delaying technique I am talking about here is not necessarily related to grandma, it can only attract those