The superiority of one race to another is hardly ever believed in for any good reason. Where the belief persists it is kept alive by military supremacy. So long as the Japanese were victorious, they entertained a contempt for the white man, which was the counterpart of the contempt that the white man had felt for them while they were weak.
Source: Bertrand Russell: Ideas That Have Harmed Mankind，1946.
More info.:http://russell-j.com/beginner/0861HARM-120.HTM