The song "Why Do We Dream" by Paul Hardcastle explores the question of why we dream. With over six years of our lives spent in a dream state, it's understandable why so many people are curious about the purpose and meaning of dreams. The song contemplates the significance of dreams, with some believing they hold no real meaning, while others view them as an integral part of human biology. The lyrics suggest that dreams are still one of life's great unanswered questions, and that their mysterious and often strange nature leaves people wondering about their deeper significance. With its catchy beat and haunting vocals, "Why Do We Dream" is a thought-provoking and introspective exploration of this fascinating topic.