Watching Donald Trump skulking behind Hillary Clinton on the debate stage Sunday night, muttering about locking her up if he wins, was a reminder that we are drifting toward a kind of bullyboy-world, where power is everything. You see this coarsening climate of relations around the globe, in the debasement of the norms that make civilized life possible. Dictators …

  Race is perhaps the worst idea ever to come out of science. Scientists were responsible for officially dividing human beings into Europeans, Africans, Asians and Native Americans and promoting these groups as sub-species or separate species altogether. That happened back in the 18th century, but the division lends the feel of scientific legitimacy to the prejudice that haunts the …

  You’d think managing Britain’s exit from the European Union would be enough to keep Theresa May busy. But it seems the U.K.’s prime minister wants to design a whole new kind of conservatism as well — one that works not just for Britain’s frequent-flyer elite but also, as she puts it, for “the whole nation.” Whether her ideas are …