“Delta Airlines, you might have noticed, does not run negative TV ads about USAir. It does not show pictures of the crash of USAir Flight 427, with a voice-over saying: “USAir, airline of death. Going to Pittsburgh? Fly Delta instead.”

“While science, medicine, art, poetry, architecture, chess, space, sports, number theory and all things hard and beautiful promise purity, elegance and sometimes even transcendence, they are fundamentally subordinate. In the end, they must bow to the sovereignty of politics. “Politics,