Surely to the possession of a common civilization and social order. It would be hard to prove that Japanese, Koreans, Chinese, Siamese, Burmese, Hindus (and how many distinct races does the ethnologist find in India), Persians, and Turks are all descendants from a common ancestry and are possessed therefore by physical heredity of a common racial psychic nature. Yet such is the requirement of the theory we are opposing. That the races inhabiting the Asiatic continent have had from ancient times mutual social grand theft auto san andreas iso, whereby the civilization, mental, moral, and spiritual, of the most developed has passed to the other nations, so that China has dominated Eastern Asia, and India has profoundly influenced all the races inhabiting Asia, is an indisputable fact. The psychic unity of the Orient is a civilizational, a social unity, as is also the psychic unity of the Occident. The reason why the Occident is so distinct from the Orient in social, in psychic, and in civilizational characteristics is because these two great branches of the human race have undergone isolated evolution. Isolated biological evolution has grand theft auto san andreas iso the diverse races. These are now fixed physical types, which can be modified only by intermarriage.