Image taken on Jan. 4, 2017 shows Enrique Ferrari taking notes for his work in his apartment in Buenos Aires, Argentina. Ferrari, who makes his living working from 11 p.m. to 5 a.m. cleaning a metro station, transmits his passion for writing. Until now his novels have been translated into French and Italian and he has received awards in Argentina, Spain, France and Cuba. (Xinhua/Martin Zabala)