Explanation of cardinal aim of design

This paper presents and analyses the primary viewpoints and the features of works of Luis Barragan, Mexican architect, Pritzker prize winner and interprets the dual characteristics of being abstract and tranditonal of his designing language in landscape and architecture.With his profound comprehension and unique treatment of basic designing elements,such as space,wall,light and his seeking to ideal tranditional life. The paper expounds Barragan's cardinal principle on landscape and architecture. The design is to build spiritual and material homeland for the user.