After we bomb the bejesus out of them, rout the jihadis, capture bin-Laden, overthrow the Saudis, liberate Iran, etc. there will be a time when persuasion will matter.
At that point, we can build on the useful bits of their thinking, and undermine or destroy the unhealthy bits. Thus my original post noting their Fatal Flaws. We'll have to transform substantial parts of their world-view, or our civilization will be attacked by them for centuries.
I'm willing to give it a good 50 year try to help avoid the 500-years-war. Thus the pointy headedness in the midst of war.
For now, we'll all cheer heartily when the Marines kick the Shiite out of the Republican Guards!
I think it is good to try to understand them, to know their mindset, to know what makes them tick. Just like Nazism and Communism, what is the appeal in those ideologies for certain types ----and why they must be our enemies. Islam doesn't intend to share the world with Judaism, Hinduism, Christianity or anything else and the sooner we understand that the better.