If you don't think that Israel engaging in a defensive war to eradicate Hamas in response is justifiable, then you have a moral responsibility to offer an alternative course of action for Israel; otherwise, you're just self righteously bloviating. https://medium.com/non-violence/either-offer-reasonable-actions-to-israel-or-destroy-hamas-the-saw-psycho-killer-w-wwii-style-a4bafd1fc394