Very, very interesting article:
The Muslim faith has many variations, but Ms. Hirsi Ali contends that the unities are of greater significance. "Islam has a very consistent doctrine," she says, "and I define Islam as I was taught to define it: submission to the will of Allah. His will is written in the Quran, and in the hadith and Sunna. What we are all taught is that when you want to make a distinction between right and wrong, you follow the prophet. Muhammad is the model guide for every Muslim through time, throughout history." Read the whole thing.