Ecclesiastes 5:11

5:11 When someone’s prosperity increases, those who consume it also increase;

so what does its owner gain, except that he gets to see it with his eyes?

Ecclesiastes 5:16

5:16 This is another misfortune:

Just as he came, so will he go.

What did he gain from toiling for the wind?

Ecclesiastes 6:8

6:8 So what advantage does a wise man have over a fool?

And what advantage does a pauper gain by knowing how to survive?

Ecclesiastes 8:16

Limitations of Human Wisdom

8:16 When I tried to gain wisdom

and to observe the activity on earth –

even though it prevents anyone from sleeping day or night –