Proverbs 15
NET
21 Folly is a joy to one who lacks sense, but one who has understanding follows an upright course.
Darby
21 Folly is joy to him that is void of sense; but a man of understanding regulateth his walk.
KJV
21 Folly [is] joy to [him that is] destitute of wisdom: but a man of understanding walketh uprightly.