If, on the other hand, you never really had anything substantive to offer to begin with, then sure, perhaps measuring your words carefully really is the best course of action for you. That would be understandable.
ME: "Yet more of John Rao's anti-American drivel..."
YOU: "Whenever you're ready to explain why the author's work is just a whole lot of drivel, I'd be happy to hear it.
In addition to not being pleased with the authors attempted disparaging of Cardinal Ratzinger. The premise of the article itself disparaging Cardinal Ratzinger in 'guilt by association' methodology self-evidently must be anti-American in presupposition.
My opinion is in the broad sense and not as you apparently believe an attempt to discount any specific and or obvious Truth interweaved with the opinion the article contains.