There's probably a middle ground between Pol Pot and a therapeutic nihilism that denies the possibility of improving society.
In all seriousness...
The optimum in a complex multi-objective optimization problem is almost never at the edge, and nuances do in fact matter. It really feels like at some point circa the 1960s American society completely lost the ability to think in terms of anything other than immutable absolute dogmas (a.k.a. fundamentalism in all its forms) and simplified sound-bite slogans.