The appreciation of works of art was a very subjective process because everyone's taste and cultural background were different. However, we can appreciate a work of art from the following aspects: 1. Beauty of form: The beauty of form in a work of art refers to the beauty of structure, proportion, symmetrical, rhythmic, and other elements. For example, the circles, curves, and simple strokes in a painting could make people feel comfortable, relaxed, and happy. Color is one of the most basic elements in a work of art. It can express the author's feelings and thoughts. A good art work could enhance the appeal and expression of the work if the color was used properly. 3. Beautiful material: Material is an important element in art works such as oil painting, sketch, watercolor, etc. Different materials can show different texture and light and shadow effects. 4. Beauty of the theme: The beauty of the theme of the work of art refers to the theme or idea expressed by the work. These theme or ideas can arouse the resonance and thinking of the audience. For example, an oil painting depicting natural scenery might make people feel the beauty and tranquility of nature. 5. Beauty of artistic conception: The beauty of artistic conception of a work of art refers to the situation and atmosphere presented in the work that can arouse the emotional resonance and feelings of the audience. For example, a painting depicting loneliness, contemplation, or dreams might make people feel peaceful, comfortable, or mysterious. In short, the appreciation of a work of art needed to be considered from many aspects in combination with the specific work in order to truly feel the beauty and value of the work.