The myth of Orpheus and Eurydice explores profound themes of love and loss through Orpheus's journey to the Underworld to retrieve his beloved. His deep love and unwavering determination illustrate the intensity of human emotion. However, the tale underscores the tragic nature of loss, emphasizing the fragility of love and the pain of separation, ultimately leading to Orpheus's failure to bring Eurydice back, highlighting the theme that some losses are irreversible.