Abstract: There are both merits and flaws in the views shown respectively by CAI Yi,ZHU Guang qian and LI Zhe hou toward the natural beauty,which,as a matter of fact,are complementary to each other.The discussions of natural beauty must take into account the three sub worlds.Based on the concrete objects of the first sub world and on the relevant cultural values of the third sub world,the natural beauty has formed the image which can show human ideals in terms of the basic patterns of the second sub world.As fa...