On the Shelf Olga Dies Dreaming By Xochitl Gonzalez Flatiron: 384 pages, $28 If you buy books linked on our site, The Times may earn a commission from Bookshop.org, whose fees support independent bookstores. One February morning in 2019, Xochitl Gonzalez was reading Naomi Klein’s “The Battle for Paradise” as Brooklyn’s Q train bobbed along the tracks. She hopped off …