Any point of doctrine, which is so obvious that it scarcely admits of dispute, but at the same time so important that it cannot be too often inculcated, seems to require some such method of handling it; where the novelty of the manner may compensate the triteness of the subject; where the vivacity of conversation may enforce the precept; and where the variety of lights, presented by various personages and characters, may appear neither tedious nor redundant.