Proverbs Chapter 15, Verse 14

14: The heart of him that hath understanding seeketh knowledge: but the mouth of fools feedeth on foolishness.- edit KJV text
14: The heart of the wise seeketh instruction: and the mouth of fools feedeth on foolishness.— edit Douay text
14: An upright heart seeks discretion; but the mouth of the uninstructed will experience evils.— edit LXX text