Proverbs 15:14

15:14 The discerning heart seeks knowledge,

but the mouth of fools feeds on folly.

Proverbs 15:21

15:21 Folly is a joy to one who lacks sense,

but one who has understanding follows an upright course.

Proverbs 17:16

17:16 Of what use is money in the hand of a fool,

since he has no intention of acquiring wisdom?

Proverbs 18:15

18:15 The discerning person acquires knowledge,

and the wise person seeks knowledge.