A couple of days ago I was riding on a Metro North commuter train behind a group of teenagers who were loudly discussing something. I say something because I could not make out their topic as it was drowned out by the word “like” appearing three or more times in every sentence. Now I am generally not language obsessed and English is my second language, but the complete lack of expressiveness among the teenagers and their constant substitution of “like” for more complicated words or expression...