Meaning of Back then, I swore I was gonna marry him someday

In Taylor Swift's song "Fifteen," the lyrics reflect the experiences, emotions, and growing pains that come with being a fifteen-year-old. The song captures the innocence, wide-eyed optimism, and vulnerability of adolescence. It explores themes of young love, friendship, self-discovery, and the realization that dreams can change.The line "Back then, I swore I was gonna marry him someday" takes us back to a moment of teenage naivety and the intensity of young love. It represents the feeling of infatuation and the belief that the person we are with at that moment will be our forever. It encapsulates the delusion of youth, where the present feels like an eternity, and we envision a future with our first love.This line develops the theme of young love and the importance it holds in shaping our worldview during our teenage years. It emphasizes how influential and meaningful relationships can be at that age. It resonates with the idea that when we are young, we often believe that the love we experience is forever, even when it may not last.Moreover, the line reflects an underlying theme of maturation and growth. As the song progresses, it becomes apparent that the dreams and desires of our younger selves are not always realized. It highlights the fact that our aspirations evolve as we gain new experiences and perspectives.The line also prompts us to reflect on the bigger dreams we have for ourselves beyond romantic relationships. It encourages us to look beyond the confines of youthful infatuation and consider the possibilities that lie ahead. It suggests that while we may have had grand illusions about our first love, we eventually discover ambitions and dreams that surpass the limitations of a teenage romance.Ultimately, the theme of the song revolves around the fleeting nature of youth and the lessons learned during those formative years. It acknowledges the tender and sometimes painful experiences that shape us into who we become. The line "Back then, I swore I was gonna marry him someday" serves as a poignant reminder of the innocence, hope, and ever-changing nature of young love, as well as the growth and self-discovery that come with moving forward.