There IS NO Such Thing AS A Social Science

English is changing all around us. We see this in new words such as “bling” and “email,” and from the loss of old forms such as “shall.” It’s a human impulse to play with language and to create new words and meanings—but also to worry about the decay of language. Does text messaging signal the end of “pure English”? Why do teenagers pepper their sentences with “like” and “you know”?