10. Out of the same mouth come praise and cursing. My brothers and sisters, this should not be.
11. Can both fresh water and salt water flow from the same spring?
12. My brothers and sisters, can a fig tree bear olives, or a grapevine bear figs? Neither can a salt spring produce fresh water.
13. Who is wise and understanding among you? Let them show it by their good life, by deeds done in the humility that comes from wisdom.
14. But if you harbor bitter envy and selfish ambition in your hearts, do not boast about it or deny the truth.
15. Such "wisdom" does not come down from heaven but is earthly, unspiritual, demonic.