Hillary Clinton has been portrayed as robotic, someone who is trying to approximate real human emotion.
Ben ZimmerSometimes people are primed to hear in a certain way. When a word like braggadocious suddenly appears, it's like, 'What, is he just making that up?'
Ben ZimmerDonald Trump speaks extemporaneously, often through stream of consciousness, where it doesn't seem to follow a trajectory.
Ben ZimmerEven though a definite article is supposed to bring something into focus, Donald Trump uses it in a very general way. It's seen by many observers as a kind of racial distancing. Often using that article seems unnecessary. [But] it is serving some function, which is to represent a group collectively rather than as individuals.
Ben ZimmerEven if you close your eyes, you'll still hear Donald Trump sniffing. Linguists might call [these visuals] paralinguistics, every form of information including facial gestures and facial features. Obviously these things get scrutinized in tremendous detail, so that a cough can be of outsized importance. [But] that's all part of the package.
Ben Zimmer