It becomes Protestants to consider that Romish work-righteousness is at least preferable to that doctrine-righteousness to which Protestants are prone: work-righteousness, usually at least, advantages somebody, while doctrine-righteousness produces no fruit but loveless pride.
The heart must be kept tender and pliable; otherwise agnosticism converts to skepticism. In such a case, the value of apologetics is voided, for apologetics is aimed at persuading doubters, not at refuting the defiant. He who demands a kind of proof that the nature of the case renders impossible, is determined that no possible evidence shall convince him.
… Edward John Carnell
Warfield citing Bavinck