19. But concerning all things, pray to the Most High, so that he may direct your way in truth.
20. In all your works, let a true word precede you, with steadfast counsel before every deed.
21. A wicked word can change the heart. From the heart four kinds of things arise: good and evil, life and death. And the tongue is continually their ruler. There is a man who is an astute teacher of many, and yet this is useless to his own soul.