Spenta Mainyu , the progressive mentality stands for the creative faculty of God. It creates, sustains, and promotes the creation. It leads to perfection and immortality. Vohu manah , the good mind is the source of all that is good and wise. It was through his own good mind that Zarathushtra discovered, understood, and reached the Godhead.
Good mind leads to refined speech, which, in turn, turns into noble actions.
Good mind helps one to discriminate between good and bad. It defines the sources of happiness and sorrow. Two other cognate abstracts are khratu , intellect, and chisti , comprehension which enhance one's knowledge for better work. It is precision and order in the universe that points to the Creator, Maintainer, and Promoter. It has been enacted to maintain the creation.