2000 years of Exile have defanged the Jew and rinsed him of any sense of "Biblical Revenge", the Israeli-born sabra Jew being even more fangless than his predecessors, including most Haredim and 'Settlers'
Which is why a certain % of killer-goy geirim are allowed to trickle in to the bloodstream of the Am Yisrael to stiffen weakened Jewish genes.
The Gemara says that when he was in hiding, King David was megayer young killer gentile brigands and raised them as his personal ruthless killer-body guards: what is known in the Kabbalah as צד האכזרי שבגרים c.f. the Sultan's Janissars: captured white Christian youths who were force-converted to Islam and became his most loyal personal killers.