Winner of the Portuguese Writers' Association Grand Prize for Fiction and the Pegasus Prize for Literature, and a best-seller in Portugal, Mario de Carvalho's A God Strolling in the Cool of the Evening is a vivid and affecting historical novel set at the twilight of the Roman Empire and the dawn of the Christian era. Lucius Valerius Quintius is prefect of the fictitious city of Tarcisis, charged to defend it against menaces from without -- Moors invading...