Was the incarnation of the Son of God really necessary, and if so why?
Paul addressed a serious conflict in the church and how to live differently: in unity, joy, gentleness, peace, and goodness.
Not only are believers in Jesus justified before God, but we also have peace, grace, hope, love, reconciliation, and salvation.
As the second Adam and the faithful Israel, Jesus resisted temptation and so can help us when we are tempted.