At 38 years old, Vivek Ramaswamy stands out among his fellow Republican presidential candidates for his age alone. The self-made billionaire has further set himself apart by saying he would ban social media for children, proposing to raise the voting age to 25, and espousing controversial views on 9/11. But when running in a party with a strong evangelical Christian wing, perhaps his most unique characteristic is his Hindu faith, which Ramaswamy has proudly discussed.

“Am I religious? Yes, ...

You can learn a lot about a culture from the way people begin and end their letters.

Written correspondence in the email age, for example, is brief and functional. We start as quickly as we can (maybe with a “Dear” or a “Hi,” but often with nothing at all), and conclude with dismissive brevity (“Yours,” “Regards,” “Best”). By contrast, when people had more time and letter-reading was a moment of intimacy to be enjoyed by candlelight, correspondents ...