Ecclesiastes 10:2
A wise man's heart is at his right hand and a fool's heart at his left.
Proverbs 14:8
The wisdom of the prudent is to understand his way. The folly of fools is deception.
Proverbs 17:16
Is there a price in the hand of a fool to buy wisdom? He has no sense!
Ecclesiastes 9:10
Whatever your hand finds to do, do it with your might; for there is no work, nor device, nor knowledge, nor wisdom, in the grave, where you are going.
Ecclesiastes 10:10
If the ax is dull, and he does not whet the edge, he must put forth more effort. Wisdom helps him to succeed.
Ecclesiastes 10:14
A fool also is full of words. A man cannot predict what will be and what will be after him. Who can tell him?
Luke 12:18-20
He said: I would pull down my barns and build larger barns. I will store all my grain and goods there.
Luke 14:28-32
If you plan to build a tower, you sit down first and figure out what it will cost. Then you see if you have enough money to finish the job.