Many have been "called and assigned" by God to do a specific work in the Kingdom.
As one who has been called and equipped by the Lord for a God-ordained purpose, I know firsthand how God will use the circumstances of Your life (whether good or bad) to Prepare you for Your "Kingdom assignment." Much like any secular school designed to Prepare and qualify you to work in a specific area of vocational expertise, the same is true in the "God School of Preparation," as He equips you for Your spe.
Many have been "called and assigned" by God to do a specific work in the Kingdom