Ecclesiastes 10:2

The sense of the wise, is on his right hand, - But, the sense of the dullard, on his left:

Proverbs 14:8

The wisdom of the prudent, is to understand his way, but, the folly of dullards, is a fraud.

Proverbs 17:16

Wherefore is there a price in the hand of a dullard? that he who is without sense, may acquire wisdom.

Ecclesiastes 9:10

Whatsoever thy hand findeth to do, with thy might, do, - for there is no work nor calculation nor knowledge nor wisdom, in hades, whither, thou, art going.

Ecclesiastes 10:10

If, blunt, be the iron, and, himself, hath not sharpened, the edge, then, much force, must he apply, - but, an advantage for giving success, is wisdom.

Ecclesiastes 10:14

Yet, a foolish man, multiplieth words, - though no man knoweth that which hath been, and, that which shall be after him, who can tell him?

Luke 12:18-20

And he said - This, will I do, - I will pull down my barns, and, greater ones, build, and gather, there, all my wheat and good things;

Luke 14:28-32

For, who from among you, wishing to build a tower, doth not first sit down and count the cost, - whether he hath sufficient for completion;

Treasury of Scripture Knowledge

Summary

A wise man's heart is at his right hand; but a fool's heart at his left.

General references

Bible References

But

Ecclesiastes 10:10
If, blunt, be the iron, and, himself, hath not sharpened, the edge, then, much force, must he apply, - but, an advantage for giving success, is wisdom.
Proverbs 17:16
Wherefore is there a price in the hand of a dullard? that he who is without sense, may acquire wisdom.
Luke 12:18
And he said - This, will I do, - I will pull down my barns, and, greater ones, build, and gather, there, all my wheat and good things;

General references

1 Kings 12:8
But he declined the counsel of the elders which they gave him, and consulted with the young men, who had grown up with him, who were standing before himself;