4 Bible Verses about Studying Insanity

I applied my heart to know wisdom, and to know madness and folly. I perceived that this also was a chasing after wind.

I turned myself to consider wisdom, madness, and folly: for what can the king's successor do? Just that which has been done long ago.

I turned around, and my heart sought to know and to search out, and to seek wisdom and the scheme of things, and to know that wickedness is stupidity, and that foolishness is madness.

I said of laughter, "It is foolishness;" and of mirth, "What does it accomplish?"