OP, in discussing "eternal progression," makes reference to our having Heavenly Parents.
Orson Pratt, "Salvation Tangible—Personality of God—Character of God—Pre-Existence of Man—Jesus Our Elder Brother—Transformation of the Earth—Creation and Organization—Its Final Destiny, the Home of the Saints—Revelations By Joseph Smith in Harmony With Scripture," Journal of Discourses, 26 vols. (Liverpool: Joseph F. Smith, 1877), 18:292
By living according to every word which proceeds from the mouth of God, we shall attain to his likeness, the same as our children grow up and become like their parents; and, as children through diligence attain to the wisdom and knowledge of their parents, so may we attain to the knowledge of our Heavenly Parents, and if they be obedient to this commandment they will not only be called the sons of God, but be gods.