You have to have a dream so you can get up in the morning.
The idea that we will make a society where literally everybody is graded, the good at the top, bad at the bottom, exactly done as it should be, is impossible. There are simply too many random factors: accidents, accidents of birth, accidents of things dropping on people's heads, illnesses, etc. We will never get to grade them, never get to grade people as they should.
Writing is not just about telling stories; it's about uncovering the hidden layers of truth.