ESV: I turned my heart to know and to search out and to seek wisdom and the scheme of things, and to know the wickedness of folly and the foolishness that is madness.
NIV: So I turned my mind to understand, to investigate and to search out wisdom and the scheme of things and to understand the stupidity of wickedness and the madness of folly.
NASB: I directed my mind to know and to investigate, and to seek wisdom and an explanation, and to know the evil of foolishness and the foolishness of insanity.
CSB: I turned my thoughts to know, explore, and examine wisdom and an explanation for things, and to know that wickedness is stupidity and folly is madness.
NLT: I searched everywhere, determined to find wisdom and to understand the reason for things. I was determined to prove to myself that wickedness is stupid and that foolishness is madness.
KJV: I applied mine heart to know, and to search, and to seek out wisdom, and the reason of things, and to know the wickedness of folly, even of foolishness and madness:
NKJV: I applied my heart to know, To search and seek out wisdom and the reason of things, To know the wickedness of folly, Even of foolishness and madness.
