LogFAQs > #880479587

Because by painting with a broad brush about a religion, you are painting a broad brush about an entire religion.
This is a very specific sort of group brought up under a specific socioeconomic foundation, with specific ideologies of a doctrine.

The people we are fighting are the kids whose houses got blown up in 2008 when they were 10, because of something someone did down the street, and watched their family die as "collateral damage". Then they get on the internet and learn that people are literally against the very basic philosophy of who they are.
It's not unreasonable that they would then see the society that is hell bent on destroying a group 100 miles from them, being bad.

The more you preach about how awful Islam is, and how all Muslims are awful, the worse things get because you are literally feeding their fire.
It's the old "hatred breeds hatred" thing.