The more I go about, the more I realise that class is a matter of acquaintance.

If you know the right sort of people, and have known them long enough, you unconsciously form habits that the other sort of people haven't got, so you're said to have 'class.' Of course, you've got to be imitative, you've got to be able to mimic the real ones, but that isn't difficult if you're half way bright, don't you know." "Lord love you, Lutie, you don't have to imitate any one," said Simmy.
"You're in a class by yourself." "Thanks, Simmy.

Don't let any one else at the table hear you say such things to me, though.

They would think that I'd just come in from the country.

Why shouldn't I get on?
How many of the girls that you meet in your day's walk have graduated from a high-school?
How many of the great ladies who rule New York society possess more than a common school education, outside of the tricks they've learned after they put on long frocks?
Not many, let me tell you, Simmy.