Very few can doubt that Islam is a very sick culture. The question is what can we do about it? When faced with its worst adherents who directly threaten us, we kill them. That's totally understandable from a perspective of self preservation. But what about the rest?
Much like the job we did in educating the USSR's population it's going to be a very long process. Check back in about 2050.
Banish them on pain of death. Don't waste sympathy on a cancer.
How about offering them the opportunity to convert to Christianity, and if they refuse, then kill them. I realize this is not a serious suggestion, but at least they would understand it.