17. You are giving thanks well enough, but no one else is edified.
18. I thank God that I speak in tongues more than all of you.
19. But in the church I would rather speak five intelligible words to instruct others than ten thousand words in a tongue.
20. Brothers and sisters, stop thinking like children. In regard to evil be infants, but in your thinking be adults.
21. In the Law it is written: “With other tongues and through the lips of foreigners I will speak to this people, but even then they will not listen to me, says the Lord.”