Even the seasons form a great circle in their changing, and always come back again to where they were. The life of a person is a circle from childhood to childhood, and so it is in everything where power moves.
Black ElkAnd if the great fear had not come upon me, as it did, and forced me to do my duty, I might have been less good to the people than some man who had never dreamed at all, even with the memory of so great a vision in me.
Black ElkTo use the power of the bison, I had to perform that part of my vision for the people to see.
Black Elk