The phrase "breaks one's heart" describes a feeling of sadness or emotional pain caused by a particular event or situation. Antonyms for this phrase could include "soothes one's heart," "heals one's heart," or "mends one's heart." These words suggest a feeling of comfort, relief, and emotional healing. Other antonyms could include phrases such as "brings joy," "pleases the heart," or "lifts the heart." These words describe feelings of happiness, satisfaction, and contentment, which are the opposite of the negative emotions associated with a broken heart. Choosing to focus on antonyms can help to shift our perspective and bring about a sense of positivity and hope.