Confrontation Undesirable But Not Always Avoidable

A legitimate fear of confrontation v20.
The apostle's aversion to confrontation and his faithfulness in spite of it.

Blatant sin requires confrontation.
The evident hostilities among the Corinthians which needed to be confronted - Some considerations concerning the duty of confronting sin.

The churchs' reproach and our sorrow v21.
The godly sorrow and anxiety that comes from caring for the honour of Christ - Our mourning should come to fruition in prayer to God for the purifying and reviving of the church.