No wonder, therefore, that we have but limited knowledge of their mental life.
Conspicuous in their myths is the tale of the Two Brothers.

These mysterious beings are upon the earth before man appears.

Though alone, they do not agree, and the one attacks and slays the other.

Another brother appears on the scene, who seems to be the one slain, who has come to life, and the two are given wives by the Being who was the Creator of things.

These two women were perfectly beautiful, but invisible to the eyes of mortals.