The article analyzes the different art viewpoints between Plekhanov and Tolstoy.In one aspect,the article argues that Plekhanov's viewpoints can easily lead to deviations in art understanding.In the other aspect,it suggests having a more extensive comprehension to Tolstoy's viewpoints.That means that Tolstoy's so-called "emotion" is not just limited to such mental feelings as joy,anger,grief and happiness.We should also attach importance to the discovery of the "poem quality" in his emotion.