Whether Adam is the personage that we should consider our heavenly Father, or not, is considerable of a mystery to a good many. I do not care for one moment how that is; it is no matter whether we are to consider Him our God, or whether His Father, or His Grandfather, for in either case we are of one species—of one family—and Jesus Christ is also of our species.
Brigham Young, "To Know God is Eternal Life—God the Father of Our Spirits and Bodies—Things Created Spiritually First—Atonement By the Shedding of Blood," Journal of Discourses, 26 vols. (Liverpool: S.W. Richards, 1857), 4:217