“运用之妙,存乎一心。”华应龙老师在课尾说的这句话,道出了我们对这节课的最大感想:要在课堂上将自己的“才华”运用自如,需要“用心”——用心设计每节课,用心思考每个问题,用心做好教育。由这句话,我们的思绪已脱离了这节课,而是徜徉在对华老师一贯教学风格的回味上。其实, “The wonderful thing to do is to keep one heart.” This remark from Hua Yinglong at the end of the lesson shows our greatest feeling about this lesson: To use our “talent” freely in the classroom requires “ Intentions ”- Carefully designed for each lesson, hard thinking about each problem, good intentions to education. From this remark, our thoughts have been detached from this lesson, but we have been remembered for their consistent teaching style toward teachers in China. in fact,