教师是个说话的行当，班主任更是个“婆婆嘴”，有些人不习惯以说话多少来衡量教育是否细致，工作是否负责，殊不料，学生对此却与日反感。我在这方面吃过不少苦头，慢慢学乖了些，悟出一条普通而也极易忽视的道理：“钢要打到刀口上，话要说在关键处”。 我曾接过一个基础较差 Teachers are a talking profession, and the head teacher is even more of a “grandmother.” Some people are not accustomed to speaking on the basis of how much they say whether education is meticulous and whether the work is responsible. Unexpectedly, students are disgusted with this. I have suffered a lot in this area, and I gradually learned something more to realize an ordinary but also easily overlooked principle: “When steel is hitting the knife edge, it must be said at the key point.” I have received a poor foundation