Letting Go by Paul McCartney explores themes of release and emotional freedom. The song reflects on the process of moving on from past attachments and experiences. It’s about the personal journey of accepting change and the inevitable transitions life brings. Key themes include liberation, self-discovery, and transformation. Especially poignant moments in the song come from the introspective lyrics that emphasize the bittersweet nature of letting go, capturing the tension between the past and the future.