all mankind, not excluding Americans, are sinners--miserable sinners, as even no few Bostonians themselves nowadays contritely respond in the liturgy.
Each character represents a different color on the big palette of what this ultimate painting is going to look like, who your guy is, and just try to be as honest and simple and real as you can possibly be. The outer trappings are incidental - costumes, period, makeup - all of that is rather insignificant at the end of the day.