Which is simply a vain argument, unless you can show that this is consistent with Reformation distinctives, such as for one, such moral declension is consistent with strongly holding to the authority of Scripture as the wholly inspired and only infallible supreme standard, versus liberalism being consistent with a lesser emphasis and view of Scripture.
Merely citing "private interpretation" will not do, for it is the authority of what is being interpreted that must precede that.
Which is to be compared with the RC model of ascertaining what Truth is and means. What is the RC basis for assurance for the veracity of what their church teaches?
May not get back to this till tomorrow.
We say so.