Race

"When the Indians or Lamanites receive and obey the Gospel in our day and hencforth, they shall become as white and blessed a people as in any in the Church today" 1930s priest quarum manual
"And if any man mingle his seed with the seed of Cain the only way he could get rid of it or have salvation would be to come forward and have his head cut off and spill hos blood upon the ground - it would also take the life of his children" ~Mormon Prophet Wilford Woodruff Journal 
'...the little member girl--sixteen-sitting between the dark father and mother, and it was evident she was several shades lighter than her parents...these young members of the Church are changing to whiteness and to delightsomeness" Spencer W. Kimball, General Conference, October 1960
"When the Indians or Lamanites receive and obey the gospel in our day and henceforth they shall become as white and blessed a people as in any in the church today" (1930s priest quorum manual). 
The Book of Mormon tells us that; and he [the Indian] has a dark skin, but he has promise there that through faithfulness that they all again become a white and delightsome people (Spencer W Kimball, General Conference, Oct 1960)