Holiness is 100% of our heart loving God. God is holy, separated to the spiritual. But holiness must not be confused with morality. Morality is a secondary requirement; the first is holiness. "Be ye holy, for I am holy." A trumpet call to "holiness," without which no man shall see the Lord"!
What does it mean to be a man of God? Come, take a peak into the life of David Zeisberger and see what it meant for him to be a spiritual man of God.