21. For a man might labour with wisdom, knowledge, and skill; yet he leaves his heritage to a man who has not laboured for it. That too is futile and a great evil.
22. For what does a man get for all his labour and strain of his heart with which he has toiled under the sun?
23. For all his days are sufferings, and his work grievous; even in the night his heart takes no rest. That too is futile.