Not all of it, but a lot of it.
Any living organism depends on homeostatis: some self regulation that without explanation keeps the organism from self destruction.
Terrorism is society out of homeostasis. We are called on the cure the system, not paper over the disease, or even worse, act like some immune system of of whack that only adds to the destruction.
I really hope it doesn't happen to you, or to me. But it will be hard to object to on the merits.
Terrorism: what you get when you mistakenly repress people who aren't totally helpless. (You're supposed to repress only the really dark skinned people! Duh! I mean, why do you think we made helpless people in the first place and made them so easy to recognize!)
This is what comes when you are allowed to color outside the lines.