The phrase You Just Don’t get Over You Never can be “It is just That” without reference to the context in which you were uttered. Is it commonly follows an expression of negative polarity? If you search

Google, you should have more options than you are viewing. Why?

Do dogs like meat?

What’s the most common sense thing that people don’t know?

Said phrase ” It is just that the specific policies and practices associated with transnational liberalism are not the same as globalization tout court”. Could have been preceded by something like: “I don’t

think you are wrong about the essential aspects of transnational liberalalism. (It is just that transnational liberalism are not the same as globalization tout-court.) In such contexts the expression functions as an

indication that whatever was stated or implied before may well be true, but misses the main point. I mean what follows the letter (I’m just that ): I mean, It is

just that.