The some Muslims are moderate but the Koran is a extreme...

The some Muslims are moderate but the Koran is a extreme doctrine that covers every part of your life and that is the problem.There is a refuge problem and most of it from Muslim countries to western countries.
Islam is the problem because it will not change what is written so they are saddled with a stone age religion that still condones marriage between cousins for one.
Have a look at the Koran and some of the reading is horrendous.