Here's how the theme is explored:
* Coming-of-age: The story follows Jessica "Jess" Masterson, a teenager navigating the complexities of high school, friendships, relationships, and her own identity. She's trying to figure out who she is, what she wants, and how to fit in.
* Firsts and Mistakes: The title itself refers to the "sloppy" nature of early experiences, including first loves, first heartbreaks, and first encounters with social and personal pressures. Jess learns from her mistakes, making both good and bad choices, and ultimately discovering her own values and strengths.
* Finding Your Voice: Jess initially struggles to express herself authentically. She's afraid to be judged and often conforms to others' expectations. Over time, she learns to stand up for herself, develop her own opinions, and find her voice in the world.
* Importance of Friendships: The story emphasizes the importance of strong, supportive friendships and how they contribute to personal growth. Jess relies on her best friend, Sarah, for advice and support throughout the challenges she faces.
While the book touches on themes like love, sex, and social pressures, the central theme is how a young person navigates the complexities of adolescence, learns from their experiences, and discovers their own unique path.