the fact that he told his wife to wear a posy highlights his view on things overall. he states that she can wear something simple. this highlights that he sees that people, with their attitudes, their personality and themselves can bring up, and make a piece of clothing beautiful, and it should never be the opposite. a posy is just flowers which are fairly cheap, which shows that it's not about the price of something, it's about its meaning and function- it makes you look pretty,