We actively plan to kill them.... they actively plan to kill us....so it goes.You do realize that this Iranian thug was actively planning to kill American diplomats who were trying to "be nice" in our dealings with that part of the world?
As the far far greater killers, we've no moral high ground.
But even if we had, is continual conflict the answer?
It hasn't worked yet.
Consider how we gained peace with the USSR & Vietnam....
We ramped down conflict, & talked.
Odd....we lost the Vietnam War, & gained an allie...& many restaurants offering pho.