The lyrics of Heffron Drive's song "Art of Moving On" describe a heartfelt struggle with letting go of a past relationship. The singer reflects on not remembering the exact details of their conversations and regrets not documenting them. The memories of the relationship are portrayed as a tangled web that the singer feels trapped in. Despite their efforts to hold on and not lose their partner, they eventually made the difficult decision to say goodbye. However, even after the breakup, the singer still yearns for their former love and constantly thinks about them, unable to move on. They find themselves building emotional walls to protect themselves but acknowledge the exhaustion and question if they should give up. The lyrics suggest a sense of longing and a desire for a world where the singer and their ex can be together. They express that if there is such a place, they would choose to live there with their ex. Overall, "Art of Moving On" explores the pain and difficulty of trying to move on from a past relationship while still holding onto the memories and emotions associated with it. The lyrics convey a sense of hopelessness and frustration, as the singer feels stuck in their longing for their former partner.