Understanding is a wellspring of life unto him that hath it: but the instruction of fools is folly. Understanding is a well-spring of life - מקור חיים mekor chaiyim; another allusion to the artery that carries the blood from the heart to distribute it to all the extremities of the body.
Related Commentaries of Proverbs 16:22
Proverbs 16:22
22 Understanding is a wellspring of life unto him that hath it: but the instruction of fools is folly.