The document discusses how Christians are called by God for various purposes. It outlines 10 ways that Christians are called: 1) into fellowship with God's Son, 2) in all stations of life, 3) in the grace of Christ, 4) to liberty, 5) into one body, 6) into God's kingdom, 7) out of darkness into light, 8) to do good in spite of suffering, 9) to bless others, and 10) to know God. The document encourages Christians to make sure they have answered God's call and urges them to be worthy of the calling and fulfill God's purposes.