We used to fight as kids by throwing rocks at each other, granted, that was the last line of defense (so to speak) to which we resorted only when we were really

We used to fight as kids by throwing rocks at each other, granted, that was the last line of defense (so to speak) to which we resorted only when we were really mad at each other. Also, the Intifadas, which were really effective in the short term given the huge resource asymmetry.