¹¹ The mouth of a righteous person is a fountain of life,
but violence covers the mouth of the wicked.^[a]

¹³ Wisdom is found on the lips of a discerning person,
but a rod is appropriate for the back of one who lacks sense.

¹⁴ Wise people store up knowledge,
but the mouth of a stubborn fool brings ruin.

²⁰ The tongue of a righteous person is fine silver.
The heart of a wicked person has little value.
²¹ The lips of a righteous person shepherd many,
but stubborn fools die for lack of sense.

³¹ The mouth of a righteous person produces the fruit of wisdom,
but a perverse tongue will be cut off.
³² The lips of the righteous know what is acceptable,^[a]
but the mouth of the wicked produces depraved words.