²⁰ One whose heart is corrupt does not prosper;
    one whose tongue is perverse falls into trouble.

³¹ From the mouth of the righteous comes the fruit of wisdom,^(A)
    but a perverse tongue^(B) will be silenced.

⁶ The lips of fools bring them strife,
    and their mouths invite a beating.^(A)

⁷ The mouths of fools are their undoing,
    and their lips are a snare^(B) to their very lives.^(C)

¹⁴ The wise store up knowledge,^(A)
    but the mouth of a fool invites ruin.^(B)