The song "Sick Hearts" by The Used conveys the emotions and struggles of someone who is wearing a mask, appearing strong but actually feeling like a mess and being wrong in many aspects of life. The lyrics suggest that individuals with sick or broken hearts tend to be accustomed to wasting their time, possibly implying that they find comfort in their pain. The lyrics also touch upon the idea of pretending and acting, creating words on the spot to fit the moment. It suggests that sometimes people say things they don't really mean or believe, and even when they reach out to angels for solace, it can feel lonesome and unfulfilling if one doesn't truly believe in their existence. The protagonist of the song talks about shutting their eyes, possibly as a metaphor for closing themselves off from the world or avoiding facing reality. They mention the weight of the world on their shoulders, struggling to smile, and being friends with the devil, which hints at a troubled existence and a lack of genuine friendships. Despite the desire to shut their eyes and escape, there is a realization that there is still so much left to see. However, the protagonist admits that they still choose to shut their eyes, perhaps indicating a fear or inability to confront the challenges and opportunities that lie ahead. Ultimately, the song suggests that sick or broken hearts tend to be comfortable in their pain and often waste their time, avoiding facing reality and choosing to close themselves off from the world.