is through the improvement of other's wellbeing too.
Yeah, that summarize it all as a potential solution.
But for that, all humankind without exception would have to start again from scratch. Just as it must have happened at some point in our remote past. But that on the way to where we are now, we got sidetracked, lost and misplaced pursuing the goal. And consequently, everything ended up becoming into a: ¡Every man for himself!
Nothing wrong with starting from scratch.