不同的研究论著对艺术的功能做出内容不同的列举。我们在这里并不试图创立一套“自己的”分类法：这类罗列永远不可能完尽，更不会无可争议。我们只想指出，大多数作者总是直接或间接地、依我们看来并不完全有根据地，试图建构一种艺术功能的高下等级体系，其中认识和教育... Different research works make a different definition of the function of art. We are not here trying to create a “own” taxonomy: this list can never be exhausted, and not beyond dispute. We just want to point out that most authors, always directly or indirectly, and in our opinion do not fully base themselves, attempt to construct a hierarchical system of artistic functions in which cognition and education ...