4 Bible Verses about Studying Insanity

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

And I turned myself to behold wisdom, and madness, and folly: for what can the man do that cometh after the king? even that which hath been done long ago.

I turned about, and my heart was set to know and to search out, and to seek wisdom and the reason of things , and to know that wickedness is folly, and that foolishness is madness.

I said of laughter, It is mad; and of mirth, What doeth it?