By Victor Davis Hanson:
What the Left loses in its slugfests with Trump are some once-supposed cherished leftist principles, justified by the short-term advantage of nullifying the Trump agenda.
Indeed, it is eerie that almost all the canons of progressive orthodoxy no longer apply. And they will no longer be taken seriously after Trump is long gone. Certainly, those lost principles will be impossible to reassert when Democrats return to power and seek sanctuary in the very ideas they have now so utterly trashed.
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