美学方法具横断学科性质，往上接受、生发、引申哲学方法，横向吸收系统方法，往下概括、升华文艺学等方法，形成综合系统。历史与逻辑的统一属美学方法的高级层次，它从思维路线、方向、模式方面规范美学思维，以构建历史发展的、辩证运动的理论框架，揭示美学规律产生、发展、变化的历史轨迹。从抽象上升到具体以及比较美学也属美学方法的高级层次。 Aesthetic methods with the nature of transverse subjects, up accept, germinal, philosophy of extension, methods of horizontal absorption system, down to summarize the sublimation of literature and art and other methods to form a comprehensive system. The unification of history and logic belongs to the advanced level of aesthetics. It regulates aesthetics thinking from the aspects of thinking, direction and mode so as to construct the theoretical framework of historical development and dialectical movement and reveal the historical trajectory of the emergence, development and change of the law of aesthetics. The rise from abstraction to concreteness and comparative aesthetics are also advanced levels of aesthetic methods.