The first rules about Islamic law weren't even written down for a century and a half after the Prophet's death, and it was another five centuries, half a millennium, before they assumed anything like a definitive form. So there have always been huge arguments over what Islamic law actually requires. There are four main schools of law in Sunni thought and there's a separate school of law in Shia thought, so these arguments do take place.
You know, many people have said that I'm on the edge and I'm maverick for some of the big operations that I've done. I'm not at all. I pray; I ask God to give me wisdom, 'Should I do it?', guidance in terms of how to do it, who to consult with. All those kind of things are incredibly important.