18 I hated all the things I had toiled for under the sun, because I must leave them to the one who comes after me.
19 And who knows whether that person will be wise or foolish? Yet they will have control over all the fruit of my toil into which I have poured my effort and skill under the sun. This too is meaningless.
20 So my heart began to despair over all my toilsome labor under the sun.