一、楔子年届九旬 ,身心两疲。在学术研究上八十岁后才开始冲刺的剩勇再也振作不起来了。实际上 ,我心中还有一些大题目要作的 ,比如大乘佛教的起源问题 ,巴利文语言的归属问题等等 ,都是十几年 ,几十年心里不断思考的 ,也曾积累了一些资料。到了现在 ,几次冲动想开始写作 ;但 First, wedges ninety days, physically and mentally exhausted. After the age of eighty in academic research began to sprint left courage never cheer up. In fact, there are still some big issues in my heart to do, such as the origin of Mahayana Buddhism, the ownership of Pali language, etc., are more than a decade, decades of continuous thinking, but also accumulated some data. Up to now, a few impulsive attempts to start writing;