In Sinclair Lewis's novel "Main Street," the protagonist discovers a profound sense of beauty and inspiration through her interaction with children. These young individuals represent hope and innocence, contrasting with the often mundane and challenging adult world. Their purity and unfiltered perspectives on life allow her to appreciate the simpler joys that might otherwise go unnoticed.

This revelation about finding beauty in children serves as a central theme in the story, highlighting the importance of maintaining a sense of wonder and appreciation for life's small moments. It reminds readers that even amidst societal struggles, the innocence and creativity of youth can provide solace and a renewed sense of purpose.