"But even genuine argument for the truth is not preaching the gospel, neither is he whose unbelief is thus assailed likely to be brought thereby into any mood but one unfit for receiving it. Argument should be kept to books; preachers ought to have nothing to do with it,— at all events in the pulpit. There let them hold forth light, and let him, who will, receive it, and him who will not, forbear. God only can convince."