The word "heart" is both a noun and a vital organ in the human body, responsible for pumping blood. Metaphorically, it represents the center of emotions, feelings, and love. It symbolizes passion, courage, and compassion, often associated with sincerity and truthfulness. Expressions like "Follow your heart" encourage individuals to listen to their intuition. The heart is also linked to romance and is commonly used to express affection, as in "I love you with all my heart." Poets, writers, and musicians often explore the themes of heartache, heartbreak, and healing, emphasizing the depth and complexity of human emotions tied to this word.