Step 1: Introduction - Introduce Nicola (13) and Jacopo (12) as orphans of war in Verona.
Step 2: Key Traits - Focus on their diligence, self-respect, and spirit of sacrifice. Mention the variety of odd jobs they perform.
Step 3: Motivation - Explain their driving force: the medical care for their sister, Lucia.
Step 4: Conclusion - Summarize why the narrator (A.J. Cronin) considers them true "gentlemen."