“传道、援业、解感”,是韩愈根据教学内容而对教师作用的归纳,但这仅是其一个方面。从另一角度看,教师作为与学生相对的一面,他们兼备导演、演员、观众三职于一身,而发挥着他们的作用。教师是导演。大至一学年、一学期的教学计划,小至一单元、一篇课文、一节课的教学程序,无一不是教师殚精竭虑策划而成。整个教学计划、教学程序的科学性、严谨性,决定于教师这一特定导演的素质水平。为了做好“导演”,教师要有渊博的“一桶水”,要有整体驾驭的能 “Preaching, aiding, and understanding” is the induction of Han Yu’s role based on teaching content, but this is only one aspect. From another point of view, teachers are the opposite of students. They have a combination of director, actor, and spectator. They play their role. The teacher is the director. A teaching program as large as one academic year and one semester, as small as a unit, a text, and a class of teaching programs, are all teachers who are meticulously conceived. The scientificness and rigor of the entire teaching plan and teaching program are determined by the quality level of the teacher as a specific director. In order to be a “director,” teachers must have a profound “bowl of water,” and they should have the ability to control everything.