'Why Don't You Write Me,' a song by Simon & Garfunkel from the United States, explores themes of longing, isolation, and communication breakdown in a relationship. It reflects the anguish and confusion of someone waiting for a letter from a loved one, feeling disconnected and yearning for that touch of familiarity and reassurance. The song poignantly captures the emotional turbulence of waiting and the pain of silence. Key moments include the repeated question, 'Why don't you write me?' which emphasizes the desperation and hope for a response. The song combines melancholic lyrics with a rhythmic melody, creating a bittersweet contrast that underscores the depth of the speaker's feelings.