The ultimate vision is to instate in the Muslim world the notion of multiculturalism, which is part of our heritage and history, part of the fundamental, mainstream ideals of Islam.
Yusuf Qaradawi is probably the most well-known legal authority in the whole Muslim world today.
In the 20th century, the Muslim world created a vision of religious nationalism. Turkey, for example, had to be ethnically Turkish. Kurds, Armenians, other minorities didn't have a place in such a vision of a nation-state.
Think of ISIS as a pathogen that preys on weak hosts in the Muslim world. In fact, there is something of a political law: The weaker a Muslim state, the stronger will be the presence of ISIS or like-minded groups.
It's no surprise that the Bush administration's bullying swagger and blithe ignorance have caused much of the Muslim world to hold the U.S. in rock-bottom regard.