[writing in 2017] The most powerful country in the world has handed over all its affairs-the prosperity of its entire economy; the security of its 300 million citizens; the purity of its water, the viability of its air, the safety of its food; the future of its vast system of education; the soundness of its national highways, airways, and railways; the apocalyptic potential of its nuclear arsenal-to a carnival barker who introduced the phrase "grab 'em by the pussy" into the national lexicon.