许嘉璐先生曾任第九、十两届全国人大常委会副委员长,民进中央主席,国家语委主任;先生又是蜚声海内外的著名语言学家,教育家,社会活动家,在训诂学、《说文》学、词汇学、文化学、语言学和应用语言学等多个领域卓有建树,对国家语言文字规范、汉语国际推广和中华文化传播均有突出贡献,为国家培养了不可计数的人才。本文从许嘉璐先生的高尚人格与师德和许嘉璐先生诸多领域的学术贡献两方面对先生的为师与为学进行了评述。 Mr. Xu Jialu served as Vice Chairman of the Ninth and Twelfth NPC Standing Committee, Chairman of the Democratic Progressive Party Central Committee, Director of the National Committee of Chinese Language and Culture. Mr. Xu is also a renowned linguist, educator and social activist at home and abroad. , “Shuo Wen”, lexicology, cultural studies, linguistics and applied linguistics. It has made outstanding contributions to the national language standardization, the promotion of Chinese language and the spread of Chinese culture, Counting talent. This article comments on Mr.’s teacher-student learning from two aspects of Mr. Xu Jialu’s noble personality and ethics and Mr. Xu Jialu’s academic contribution in many fields.