For in much wisdom is much grief: and he that increaseth knowledge increaseth sorrow.
Blessed be the LORD, that hath given rest unto his people Israel, according to all that he promised: there hath not failed one word of all his good promise, which he promised by the hand of Moses his servant.1 Kings 8:56 KJV
And I gave my heart to know wisdom, and to know madness and folly: I perceived that this also is vexation of spirit.Ecclesiastes 1:17 KJV