India, Oct. 27 -- This is Luiz Inacio Lula da Silva's swan song, and the notes are going to reverberate in the Americas for some time. The 81-year-old incumbent, celebrating his birthday on October 27, ran a neck-and-neck electoral race with his much younger rival, Flavio Bolsonaro, and emerged victorious as Brazil's 39th president, upturning all predictions. Bolsonaro's crude joke invoking Lula's "nine fingers" allowed the latter to remind his country of its glaring inequalities: He lost a finger on a factory floor as a young man. Whether it was Lula's dignified response to the "posh guy" whose father, former president Jair Bolsonaro, attempted a coup in 2022 after his electoral loss, a dedicated social media blitz to reach out to younge...