"One of the difficult problems of the world was to secure peace, freedom, and democratic government in countries inhabited by more than one community. It could not be done by one community seeking to dominate the others, but only by fair dealing and mutual tolerance. He sometimes thought that those who adopted extreme nationalist ideas did so because they had no constructive ideas and because an appeal to race prejudice saved them from an intolerable burden of thought. In his view the variations in the make-up of a community increased its value."