From Spengler, here, who points out that it's bad enough that the emperor wears no clothes, but the empire has no tailors, either:
Trump responded, “The names on this letter are the ones the American people should look to for answers on why the world is a mess, and we thank them for coming forward so everyone in the country knows who deserves the blame for making the world such a dangerous place.” That is exactly correct. He might have added that they are incapable of learning from their mistakes and doomed to repeat them if given the opportunity.