What is the nature of existence beyond our mortal life? Do we have anything to do with it? Yes, very much so.
Many traditional theists think that only some people will be "saved," but I think that a mystical viewpoint might say otherwise, that all are ultimately saved, even though all egos are damned.
Some think we have to qualify for God's Love, that it is something God only gives through religious obedience. Mysticism says not quite.
Does mysticism mandate theism? Or can one be an atheistic mystic? Is mysticism either theistic or atheistic, or something else?
The traditional goal of proselytism is to convert people to an institution and its ways, but there is a deeper conversion that often gets overlooked and overshadowed that has nothing to do with institutions.
I suggest that details in the accounts show that Joseph Smith experienced theosis or divinization in the First Vision, realizing his Oneness in God, or Christ living in him.
The Christian Trinitarian formula has been expressed in many other ways throughout history, including in secular disciplines. Here are some possible correlations.
What does it mean to see God's "face"? To see God "face to face"? Perhaps it is not the literal meaning that we often think it means.
Many mystics describe seeing a bright light in their experiences. What is that?
The answer may be found in the question, in the identification of the "I." Who we think we are and who we really are affects how we consider life after death, and what we will thus "feel" there.