1 Corinthians 4:15-16
4:15 For though you may have ten thousand guardians in Christ, you do not have many fathers, because I became your father in Christ Jesus through the gospel.
4:16 I encourage you, then, be imitators of me.
1 Corinthians 4:20-21
4:20 For the kingdom of God is demonstrated not in idle talk but with power.
4:21 What do you want? Shall I come to you with a rod of discipline or with love and a spirit of gentleness?