Ahead of President Biden’s decision to forgo a reelection bid, an unusual emblem of support for Vice President Kamala Harris’s presidential campaign began trending on social media: the coconut tree emoji. But why the coconut tree? The origins trace back to a speech last year by Harris at a White House event dedicated to Hispanic American opportunities. Near the end of her remarks, Harris stressed the interconnectedness of individuals within communities, declaring, “None of us live in isolation...