And I saw that there is nothing better for mortals than to rejoice in their work; for this is their lot. Who will let them see what is to come after them?
For who knows what is good for mortals in life, the limited days of their vain life, spent like a shadow? Because who can tell them what will come afterward under the sun?
On a good day enjoy good things, and on an evil day consider: Both the one and the other God has made, so that no one may find the least fault with him. Critique of Sages on Justice and Wickedness.
All this I have kept in my heart and all this I examined: The just, the wise, and their deeds are in the hand of God. Love from hatred mortals cannot tell; both are before them.