Ecclesiastes 1:16-17

¹⁶I — I spake with my heart, saying, 'I, lo, I have magnified and added wisdom above every one who hath been before me at Jerusalem, and my heart hath seen abundantly wisdom and knowledge.

¹⁷And I give my heart to know wisdom, and to know madness and folly: I have known that even this is vexation of spirit;