The thinking in Israel is that it won't be able to survive unless it greatly reduces Hamas power (preferably eliminating it altogether) and as a byproduct resto

The thinking in Israel is that it won't be able to survive unless it greatly reduces Hamas power (preferably eliminating it altogether) and as a byproduct restores the deterrence against all the other surrounding enemies who are very tempted to join the party. Sure, there are also political motives, emotional factors (vengeance etc), fear and who knows what more but at the core I think the public and leadership understand things can't go on like this.