The theme of juvenile literature usually refers to the theme, emotions, and thoughts that juvenile readers pay attention to when reading novels, essays, poems, and other literary works. The theme of juvenile literature could cover many aspects such as growth, friendship, family, love, youth, dreams, and so on. Different literary works may have different motifs, but some classic juvenile literature works usually involve these topics, such as the Harry Potter series, Dream of the Red Chamber, Romance of the Three Kingdoms, Water Margins, and so on.