[Joe] Biden had never worked for anyone, and he was not sue he could. He told a friend about the decisive conversation with his wife. He asked her, ‘How am I going to handle this?’ to which she replied, ‘Grow up.’
It began with a curiosity about why the ten most common verbs in the English language are irregular, even though the vast majority of verbs are regular. Their discovery, arrived at through data-mining several centuries’ worth of texts, amounts to a sort of linguistic natural selection: the more frequently an irregular verb is used, the less likely it is to be regularized over time. It was the Ngram Viewer, and access to Google’s vast library of digitized books, that enabled this discovery.