"A linguistic exploration of the speech habits we love to hate-and why our "um"s, "like"s, and "you know"s actually make us better communicators. Do you hate that you say "like" too much? Do you go over your email drafts to remove excess "so"s and "really"s? Do you wish your presentation at work wasn't so full of "um"s and "uh"s? Do you get tripped up by slang, overly familiar greetings, or new pronouns? What if these features of our speech weren't...