and who knows whether he will be wise or a fool? Yet he will be master of all for which I toiled and used my wisdom under the sun. This also is vanity.
Business is a thing that wise men have pleasure in. They are in their element when they are in their business, and complain if they be out of business. They may sometimes be tired with their business, but they are not weary of it, nor willing to leave it off.
Commenting on Ecclesiastes 2:17-26
And who knoweth whether he shall be a wise man or a fool?.... The king that should be after him, as the Targum, that should be his successor and heir; and so whether he would make a good or bad use of what was left; whether he would keep and improve it, or squander it away; suggesting, that could he be sure he would be...
Ecc 2:19 “And who knoweth whether he shall be wise or foolish? and he will have power over all my labour with which had wearied myself, and had acted wisely, under the sun: this also is vain.” או...ה, instead of אם...ה, in the double question, as at Job 16:3.