It is true that Saudi Arabia stoked the Sunni-Shia conflict in the region after the 1979 Soviet invasion of Afghanistan, but the jurisprudence of the intra-Islam war of the sects was dug up from the Saudi past and its embrace of Wahhabism in the 18th century. If it gives up extremism in 2017, it will have to say goodbye to all that Wahhabism has entailed.