刘绪源先生在《儿童文学的三大母题》中,将儿童文学的三大母题定义为“爱的母题”、“顽童的母题”和“自然的母题”。薛涛的中短篇小说集《白鸟》正是一部以自然为母题的作品,其中多以北方的大海为背景,谱写出一个个或生动有趣或感人至深或富于哲理的故事,展示出了作家丰富的想象力以及对于哲学的思考。 In his “Three Motifs of Children's Literature”, Mr. Liu Xuyuan defines the three major motifs of children's literature as “motif of love ”, “motif of urchin ” and “motif of nature . Xue Tao's short and long story collection ”White Bird" is a natural motif of works, mostly in the northern sea as the background, to write one by one or vivid interesting or touching or philosophical story, display Out of the writer's rich imagination and thinking of philosophy.