One of the most notable contributions of Shaw to the modern
drama lies in the exceptional variety and vividness of his characters that he
provides. In Arms and the Man, Shaw presents Bluntschli and Sergius, the
protagonists who stand as a contrast antipodal related to each other.
Bluntschli is projected as superior to Sergius in point of the realistic
approach to life and Sergius is only a ridiculous foil to the professional
competence of Bluntschli.
As soldiers, the two are poles asunder....