Description Leo Lionni is celebrated as an author who viewed children as independent beings and beautifully captured their sense of self-awareness in his picture books. In Frederick, he tells the story of a poet mouse who lives by his own colors and convictions. Frederick uses a collage technique, featuring soft, bright, and warm colors alongside simple lines that create a refined and impressive aesthetic. Beyond the illustrations, even the text evokes vivid imagery, leaving readers with a deeply sensory impression. For this reason, reading Frederick brings a sense of comfort and quiet fulfillment. Story Summary Frederick is a field mouse who lives in a barn beside an old stone wall. He is a romantic and warm-hearted poet at heart, though quite shy. As late autumn arrives, the other mice busily prepare for winter. But Frederick doesn't gather food like the others—instead, he spends his time collecting the sun's warmth, the vivid colors of summer, and words that capture the essence of each season. When winter comes and the stored food runs out, the other mice grow so hungry they lose the energy even to chat. That's when Frederick, the poet, brings out what he has gathered—and shares it with the others. As he speaks of sunlight, colors, and beautiful words, the mice forget their cold and hunger, filled instead with happiness.