The song "Bulletproof Heart" by Grace Jones is a powerful declaration of strength and resilience in the face of heartbreak and betrayal. The lyrics suggest that someone has hurt the singer, possibly through deceit or manipulation, and they have decided to protect themselves from further damage. The phrase "bulletproof heart" symbolizes the singer's emotional armor, implying that they have been hurt before but have now developed a strong defense mechanism to shield themselves from future pain. This metaphorical bulletproof heart represents their determination to not let anyone harm them again. The lyrics also imply that the person who hurt the singer has had their fun and left them feeling wounded. The singer warns this person to leave and not to mess with them anymore because they are ready to fight back. There is a sense of empowerment and self-assuredness in the lyrics as the singer asserts their control over their own emotions and life. This song can be interpreted as a message of strength, resilience, and self-preservation. It encourages listeners to prioritize their own well-being and not to tolerate mistreatment or betrayal from others. The overall tone of the song is defiant and confident, with Grace Jones showcasing her commanding vocals and fierce personality.