¹³ On the lips of one who has understanding, wisdom is found,
    but a rod is for the back of one who lacks sense.^[a]

²³ It is like a sport for a fool to do wrong,
    wisdom for a person of understanding.

¹⁵ Good sense grants favor,
    but the way of the faithless is coarse.

⁶ A scoffer seeks wisdom, but there is none,
    but knowledge comes easily to him who understands.^[a]

⁸ The wisdom of the clever is understanding his ways,
    but the folly of fools is deceit.