The underlying logic is "we are in the Right, you are in the Wrong, so obviously you will have to come to our point of view, eventually. If what we are saying makes no sense, it's just because we haven't learned how to sell it as well as those fancy academics. And if we are sounding mean, aggressive, racist, misogynistic etc. it's just that we believe so much in Murica that we can't be more careful and PC."
If the US practiced what Kirk preached, it would become a Handmaiden's Tale in economic decline, shunned by the world and dying in poverty.