You mean like the
Rom_11:25 For I would not, brethren, that ye should be ignorant of this mystery, lest ye should be wise in your own conceits; that blindness in part is happened to Israel, until the fulness of the Gentiles be come in.
and
Rom_16:25 Now to him that is of power to stablish you according to my gospel, and the preaching of Jesus Christ, according to the revelation of the mystery, which was kept secret since the world began,
lots of secrets Mysteries in their but one needs God to reveal the to Him, bible cant do that
Mat_16:17 And Jesus answered and said unto him, Blessed art thou, Simon Barjona: for flesh and blood hath not revealed it unto thee, but my Father which is in heaven.
But men continually refuse Him and Christ with His Spirit so they know nothing.
Mat_11:25 At that time Jesus answered and said, I thank thee, O Father, Lord of heaven and earth, because thou hast hid these things from the wise and prudent, and hast revealed them unto babes.
Teh wisdom on men is foolishness in teh eyes Of God, but every man is wise in his own eyes,