This all presupposes that all religious beliefs are relative...none being any more true than any others. And I suppose that for all intents and purposes that is how we need to approach the topic, seeing as how we are all otherwise on an even level.
For any of us to insist on special revelation may in fact be our belief and perspective, but we need to think like the other guy and see it from their perspective or we will never be able to advance any of our respective arguments.
I could tell each and every one of you that Harvey the White Rabbit speaks exclusively to me...but until you experience Harvey for yourselves, he is just another voice among many...and you may never have heard him.