17. You may be thanking God in a good way, but others are not helped.
18. I thank God that my gift of speaking in different kinds of languages is greater than any of yours.
19. But in the church meetings I would rather speak five words that I understand than thousands of words in a different language. I would rather speak with my understanding, so that I can teach others.
20. Brothers and sisters, don’t think like children. In evil things be like babies, but in your thinking you should be like full-grown adults.