The meaning and value of a work of art is usually influenced by the following factors: 1. The theme and content of a work of art can determine its meaning and value. For example, a painting depicting a natural landscape might make people feel the beauty and tranquility of nature, while a painting depicting a social and political phenomenon might make people feel the importance and impact of the event. 2. The artist's personal style and skills: The artist's personal style and skills can affect the expressiveness and artistic quality of the work, thus determining its meaning and value. For example, an outstanding painter might show a unique emotion and style in his work, which might leave a deep impression on people. 3. The background of the era: The background of the era in which the art works are located can also affect its meaning and value. For example, some expressionist paintings might be seen as a protest and criticism of the society and culture of the time, while others might be seen as a response and imitation of the artistic and aesthetic trends of the time. 4. Spectators and judges: The meaning and value of a work of art are also influenced by the audience and judges. For example, a popular painting might get more praise and attention, while a criticized painting might be considered poor quality or out of style. Therefore, the meaning and value of a work of art was usually a complex and multi-dimensional concept, influenced by many factors.