"Plagues and Promise like No Other" is obviously not only about a promise like no other; it is also about plagues like no other, the type of plagues you would probably not immediately associate with the book's main theme. The plagues in question are not the usual suspects. They are not about infections of the body, not about the outbreaks of contagious diseases and pandemics like Covid-19 or the Spanish flu. SARS, Ebola, these are...