The exchange between different cultures can not possibly be seen as a threat, when it is friendly. But I believe that the dissatisfaction with the overall architecture often depends on the quality of leadership.
Amartya SenI attempted to see famines as broad "economic" problems (concentrating on how people can buy food, or otherwise get entitled to it), rather than in terms of the grossly undifferentiated picture of aggregate food supply for the economy as a whole.
Amartya SenAn Arab activist can take pride in the Arab heritage of mathematics and science or he can take pride in his religion, and there's pride to be taken in both. But one of them could be exploited much more easily and has been in the context of world conflict. And the other is very difficult to do on the grounds that science and literature and mathematics have been among the uniting factors in the history of the world.
Amartya Sen