And I set my mind to seek and explore by wisdom all that is done under heaven. What a miserable task God has laid upon the sons of men to occupy them!
KJV
And I gave my heart to seek and search out by wisdom concerning all [things] that are done under heaven: this sore travail hath God given to the sons of man to be exercised therewith.
ASV
And I applied my heart to seek and to search out by wisdom concerning all that is done under heaven: it is a sore travail that God hath given to the sons of men to be exercised therewith.