"Right" about what? Or, how could any "culture" exist without somehow "having it right," i.e. fitting, working out and adapting to its reality successfully enough to survive?
If anything "Jewish culture" seems old because it has re-invented and re-defined itself many times over the centuries, and rewritten its "history" all along. There is "objectively" very little in common between ancient Israel and modern Judaism (not to mention modern Israel), but a strong sense of cultural identity is maintained because the myth of historical continuity is taken for granted (including by anti-semites unfortunately).
Half a century ago the little French learned about "our ancestors the Gauls" in schools all over the country (and colonies!). We never thought of Romans, Franks, Goths, Vikings or Arabs as "our ancestors" although they certainly had much more genetic and cultural influence than the Gauls in the historical emergence of a French "identity". On the maps the largest rivers have only one source -- even though in fact they have many...