Nietzsche's insight on the limits of our ability to perceive absolute truths about reality is often underappreciated. In his work, he argues that our subjective perception of truth is limited by our beliefs and imagination. He suggests that if we could escape the prison walls of our beliefs, our self-confidence would be at an end. Nietzsche's work highlights the importance of understanding the limitations of our perception and the potential for unnecessary conflict when we fail to do so.