Someone who moves out of the social sphere they are ‘supposed’ to occupy is always in danger of being overcome by feelings of vertigo, panic & horror, for the marks of class are designed to be indelible. a primordial sense of worthlessness that marks them so early in life.
There is something deeply comical & ridiculous about the recently educated petit bourgeois going on and on about culture, & Molière had already understood that it could be one of the best comic characters of his plays.