Christians [he said] are directed to have faith in Christ, as the effectual means of obtaining the change they desire. It may, when sufficiently strong, be effectual with many: for a full opinion, that a Teacher is infinitely wise, good, and powerful, and that he will certainly reward and punish the obedient and disobedient, must give great weight to his precepts, and make them much more attended to by his disciples. But many have this faith in so weak a degree, that it does not produce the effect. Our Art of Virtue may, therefore, be of great service to those whose faith is unhappily not so strong, and may come in aid of its weakness.
How little Franklin was inclined to undervalue Religion as a support of good conduct is, among other things, shown by the concern which he occasionally expressed in his letters, when he was abroad, that his wife and daughter should not be slack in attending divine worship. One of his letters to Sally of this nature we have already quoted. Another to his wife expresses the hope that Sally "continues to love going to Church," and states that he would have her read over and over again the Whole Duty of Man and the Lady's Library. In another letter to his wife, he says: "You spent your Sunday very well, but I think you should go oftner to Church." Fortified as he was by his Art of Virtue, he felt that church attendance was but a matter of secondary importance for him, but he was eager that his wife and daughter, who had not acquired the habitude of the virtues as he had, should not neglect the old immemorial aids to rectitude.
Even to the levity, with which religious topics might be handled, he set distinct limits. He had no objection to be a good-humored joke at the expense of their superficial aspects even if it was a little broad, but with malignant or derisive attacks upon religion he had no sympathy whatever. In the Autobiography, he denounces with manifest sincerity, as a wicked travesty, the doggerel version of the Bible, composed by Dr. Brown, who kept
