启功先生《论书札记》说:“行书宜当楷书写,其位置聚散始不失度。楷书宜当行书写,其点画顾盼始不呆板。~([1])”这句话以楷书和行书的关系为基点,深刻地揭示了行书和楷书这两种字体的书写规律。只是限于札记的体例,启功先生并没有展开详尽而深入的解说。出于行文和论述的方便,笔者谨就楷书的学习所得,谈谈对“楷书宜当行书写”的认识以及由此引申到的一些问 Mr. Qigong said: “The script should be written in regular script, and the position of the book should not be lost. The regular script should be written in writing, and its point of drawing should not be dull.” ([1]) “ Based on the relationship between regular script and written script, this article deeply reveals the writing rules of both regular script and regular script. Only limited to the way the notes, Mr. Qigong did not start an exhaustive and in-depth explanation. For the sake of writing and exposition, I would like to know about the regular script’s learning, the understanding of ”regular script should be written" and some of the questions