I communed with my heart, saying, “Look, I have attained greatness, and have gained more wisdom than all who were before me in Jerusalem. My heart has understood great wisdom and knowledge.”

For in much wisdom is much grief, And he who increases knowledge increases sorrow.

For there is a man whose labor is with wisdom, knowledge, and skill; yet he must leave his heritage to a man who has not labored for it. This also is vanity and a great evil.

For God gives wisdom and knowledge and joy to a man who is good in His sight; but to the sinner He gives the work of gathering and collecting, that he may give to him who is good before God. This also is vanity and grasping for the wind.

For wisdom is a defense as money is a defense, But the excellence of knowledge is that wisdom gives life to those who have it.

Whatever your hand finds to do, do it with your might; for there is no work or device or knowledge or wisdom in the grave where you are going.

The Whole Duty of Man

And moreover, because the Preacher was wise, he still taught the people knowledge; yes, he pondered and sought out and set in order many proverbs.