Margaret Atwood’s terrifying novel about a patriarchal, white supremacist dystopia in the United States isn’t fiction anymore. — “Ordinary,” said Aunt Lydia, “is what you are used to. This may not seem ordinary to you now, but after a time, it will. It will become ordinary.” In 1984, George Orwell warned us about Big Brother, the three-minute hate, and why we were always at war with Eurasia. Sinclair…