All human being will eventually DIE some day whether you can live a long life or a short one due to fate.

When you DIE all the pleasures obtained, the non animated materials of the world you possessed and gathered stays in this world while you're gone.

So what is the hardwork for humans for? You compete from the day you're conceived, from young through education, graduate with a job, get married, start a family, retire, prepare to return to 2nd childhood then into the coffin. That is if you're fortunate enough without any illness or accident that befalls you.

Then?