Luttwack has lousy politics but can be interesting sometimes. But notice how he assumes that the enemy is Islam and Muslims: "
VI. Subversion is the cheapest path to victory. So cheap, in fact, as compared with the costs and risks of battle, that it must always be attempted, even with the most seemingly irreconcilable enemies. Remember: Even religious fanatics can be bribed, as the Byzantines were some of the first to discover, because zealots can be quite creative in inventing religious justifications for betraying their own cause ("since the ultimate victory of Islam is inevitable
anyway …")."