And I have given my heart to seek and search out by wisdom concerning all that which is done under the heavens. It is an evil task which God has given to the sons of men to be busied with.

I have seen all the works that are done under the sun; and, behold, all is vanity and striving of spirit.

For God gives wisdom, and knowledge, and joy to a man who is good in His sight. But to the sinner He gives labor, to collect and gather, that he may give to him who is good before God. This also is vanity and striving of spirit.

In the sweat of your face you shall eat bread till you return to the ground, for out of it you have been taken; for dust you are, and to dust you shall return.

For you remember, brethren, our labor and toil; for laboring night and day, that we might not be a burden to any of you, we preached to you the gospel of God.

nor did we eat anyone's bread free of charge, but worked with labor and toil night and day, that we might not be a burden to any of you,