I was responding to this bit only:
I suppose that is an acceptable law. I don’t think hate speech is tolerable and I don’t think Genocide is any solution in response to Genocide because it involves innocents getting caught up in it.
My argument is that “denial of Israel’s right to exist” does not equate “genocide”.
Plato was writing about the Polis. That is a much different polity and a much different socio-cultural milieu that any kind of mass modern nation-state.