¹⁵ The heart of the discerning gets knowledge.
    The ear of the wise seeks knowledge.

¹¹ When the mocker is punished, the simple gains wisdom.
    When the wise is instructed, he receives knowledge.

²⁰ There is precious treasure and oil in the dwelling of the wise;
    but a foolish man swallows it up.

²² A wise man scales the city of the mighty,
    and brings down the strength of its confidence.