We must not falter nor weary in well-doing. We must lengthen our stride. Not only is our own eternal welfare at stake, but also the eternal welfare of many of our brothers and sisters who are not now members of this, the true Church. I thrill to the words of the Prophet Joseph Smith in a letter that he sent to the Church from Nauvoo on September 6, 1842: 'Shall we not go on in so great a cause? Go forward. … Courage … and on, on to the victory!