Britain has gone through the looking glass and the artist’s new show follows it into the abyss. He talks about the upsurge in racism, fighting for Shamima Begum – and his clash with France’s president

At 7.30 on the morning after Britain voted to leave the European Union, Anish Kapoor left his London flat for an appointment with his analyst. On the street, he heard two men talking. “Bet he doesn’t even speak English,” said one. “I turned around and they were talking about me. I was so furious.”

Sir Anish Mikhail Kapoor, CBE, RA, the 65-year-old, Turner prize-winning, Mumbai-born British-Indian artist, who has lived in London since the early 1970s and (though this is hardly the point) speaks better English than most of his countrymen, had woken up in a new land. “Since then permission has been given for difference, rather than being celebrated, to be undermined.”