Exactly because no one in his right mind is going to work in "state". So the "state" is more like 95% "fucking idiots" as you put it, and that is self-reinforcing.
When has infantilizing adults resulted in positive outcomes? What if the group of idiots decide you're the idiot and start making decisions for your own good?
They need to be protected by the state because they can't think for themselves.
The problem is in most countries and especially America the state is a corrupt cesspool.