Mjöllnir or Mjölnir is the tool to mill, or we can say the grinder. Smashing what into pieces? What would we need to rid ourselves of?
Þór goes East-wards to batter tröll, as that is to let in the rising Sun of Enlightenment. Our tröll, ignorance, blind us from seeing even the purpose of human life-spans: Enlightenment.