4 Bible Verses about Studying Insanity

And I gave my heart to know wisdom, and to know madness and folly: I perceived that this also is vexation of spirit.

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 already done.

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:

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