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.
Ecclesiastes 3:18
I said in mine heart concerning the estate of the sons of men, that God might manifest them, and that they might see that they themselves are beasts.
Ecclesiastes 7:10
Say not thou, What is the cause that the former days were better than these? for thou dost not enquire wisely concerning this.