Ecclesiastes 1:18

1:18 For with great wisdom comes great frustration;

whoever increases his knowledge merely increases his heartache.

Ecclesiastes 2:13

2:13 I realized that wisdom is preferable to folly,

just as light is preferable to darkness:

Ecclesiastes 7:19

Wisdom Needed Because No One is Truly Righteous

7:19 Wisdom gives a wise person more protection

than ten rulers in a city.

Ecclesiastes 9:18

9:18 Wisdom is better than weapons of war,

but one sinner can destroy much that is good.