You have very dangerous views, which are showing your thought process quite well.
Being a civilian isn't some shield of status in a world of ashes, if you must resort to violence, you use it against whomever is damaging you. Their accountability in their actions is what makes one a possible, widely accepted target, not the other way around.
Plus, you seemingly know very little of the issue, as the population numbers of Palestinians in the Palestinian Territories are booming. Worst genocide ever.