The tongue is a world of fire.
Discussion
"The heart of the wise makes his speech judicious and adds persuasiveness to his lips. Gracious words are like a honeycomb, sweetness to the soul and health to the body."
Proverbs 16:23–24
"Whoever is slow to anger is better than the mighty, and he who rules his spirit than he who takes a city." Proverbs 16:32