As was typical in Paul’s letters, he began this one with a greeting, a thanksgiving, and a prayer. In these, he didn’t waste any words but gave some previews of the major themes of the letter.
In some of his last words, in Matthew 28:16-20, Jesus gave a clear mission to his disciples: to make more disciples of all people...
Instructions to slaves and masters orient all Christians toward commitment and service to the Lord Jesus.
God grows his church usually by ordinary and sometimes extraordinary means.