《画诀》上说：“石有三面，树有四枝。”意思是画画时，笔法有阴阳向背之分；只有这样，才能造成物体的立体感。这句话运用到文学作品人物的塑造上，就要求不仅要有正面描写，而且要有侧面烘托和反面对比；此外，还要善于从背面透露人物的言行，一字不着，而境界全出。伟大的 “Painting” said: “There are three sides of the stone, and the tree has four branches.” Meaning that when painting, the brushwork has yin and yang. The only way to achieve this is to create a three-dimensional effect. To apply these words to the shaping of literary figures, it is required to not only have positive descriptions, but also to contrast and contrast. In addition, they must be good at revealing the words and deeds of characters from the back, without a word, and the realm of the world. great