Thomas Aquinas summarized the form ideas of ancient Greek and Middle Ages, and made a systematic exposition on the three elements of aesthetics (integrity, proportion and splendor).

• 托马斯·阿奎那总结了古代和中世纪的形式观念,以亚里士多德的形式观念为基础,阐述了美的三要素(完整、比例、鲜明)说;