What is the following excerpt from Chapter 20 evidence of?
So the duke he told him all about who Romeo was, and who Juliet was, and said he was used to being Romeo, so the king could be Juliet.
"But if Juliet's such a young gal, Duke, my peeled head and my white whiskers is goin' to look oncommon odd on her, maybe."
"No, don't you worry- these country jakes won't ever think of that. Besides, you know, you'll be in costume, and that makes all the difference in the world; Juliet's in a balcony, enjoying the moonlight before she goes to bed, and she's got on her night-gown and her ruffled night-cap. Here are the costumes for the parts."