Lilywhite by Cat Stevens is a reflective and melancholic song exploring themes of loneliness, change, and soul-searching. The song invokes a sense of introspection and the transient nature of life, capturing the bittersweet moments when one contemplates their place in the world. Key poignant moments include the repetitive questioning of existence and the delicate imagery that paints a picture of wistful solitude, highlighting Stevens's ability to convey deep emotions through simple yet evocative lyrics.