The heart of a wise man is in his right hand, and the heart of a fool is in his left hand.

wise

Ecclesiastes 9:10 Whatsoever thy hand is able to do, do it earnestly: for neither work, nor reason, nor wisdom, nor knowledge shall be in hell, whither thou art hastening.

Proverbs 14:8 The wisdom of a discreet man is to understand his way: and the imprudence of fools erreth.

Luke 14:28-32 For which of you, having a mind to build a tower, doth not first sit down and reckon the charges that are necessary, whether he have wherewithal to finish it: . . .

but

Ecclesiastes 10:10,14 If the iron be blunt, and be not as before, but be made blunt, with much labour it shall be sharpened: and after industry shall follow wisdom. . . .

Proverbs 17:16 What doth it avail a fool to have riches, seeing he cannot buy wisdom? He that maketh his house high, seeketh a downfall: and he that refuseth to learn, shall fall into evils.

Luke 12:18-20 And he said: This will I do: I will pull down my barns and will build greater: and into them will I gather all things that are grown to me and my goods. . . .