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 man who comes after the king do? Just that which he has already done.

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?"