The document discusses the concept of unity in art. It argues that all great works of art have a characteristic of completeness, where nothing can be taken away or added to the work. This completeness is another name for the principle of unity, where every work of art strives to be a unified experience. The document also examines how cultural unity is strengthened through sharing emotional experiences provided by works of art. Finally, it discusses how art from around the world can bring about global unity by providing a sphere where a global society already exists.