Others have argued that American foreign policy has exhibited a tension between its professed ideals and its general balance-of-power principle of preventing the emergence of the centre able to exercise a predominance of power in either Western Europe or Eastern Asia. Still others have drawn attention to ideological element that have sustained American attitudes toward other countries, such as a sense of superiority, race consciousness and democratization. Related, but different, forms of analysis focus on cultural dimensions of American foreign policy, particularly as they contrast with those in Asia.