It has been defined as a vehicle for the expression or communication of emotions and ideas, a means for exploring and appreciating formal elements for their own sake, and as mimesis or representation.

• 在人们的艺术实践中，艺术的发生通常总是要完全借助于人类语言，人类有什么样的语言形式出现，就会有什么样的艺术形式产生。