Modern Western scholars, with Maslow and Fromm as their representatives, have put forth the theory of human needs. its basic concept is that man's needs are resulted from and determined by his subsistence conditions; man's needs may fall into different levels, and between these levels of needs is there an essential internal relation. And besides,on the basis of an all-round examination of multiple human needs, those modern Western scholars proceed to explore therelationships between man's multiple needs and man's full development.