There are many examples. Her expressiveness and how she slows down and emphasizes certain words (5:13), the way she talks with her hands (3:49), how she expresses disappointment and how she does closes her eyes (5:47), how she whispers (6:02).

These types of expressions are atypical of most Chinese people, and even of most Americans.

As a lifelong Mississippian, that was wonderful and charming to see and hear. I get so used to hearing those voices that it's not noticeable until someone points out the unusualness of our little part of the world.