In "Songbook," Nick Hornby explores the distinctive qualities that set songs apart from books, emphasizing that while they are different forms of art, their creators share a common pursuit. Both songwriters and novelists strive to find themes that resonate deeply, revealing layers of meaning that extend beyond their surface. They seek to encapsulate the complexities of human experience in a way that connects with audiences on various levels.

Hornby suggests that successful artistic expressions often carry a dual quality, making them relevant to contemporary issues while also possessing a timeless appeal. This blending of the instant and the enduring positions both songs and books as powerful mediums capable of evoking reflections on life, emotion, and the human condition. Through this lens, he highlights the artistry involved in crafting works that resonate profoundly with listeners and readers alike.