What he did was simple: He understood the local environment. He spoke the language, he studied the Quran, despite being a Christian. He exercised presence, patience, and persistence—the three Ps of rooftop leadership.
Source: Inspiring Others to Climb the Ladder | leadership | communication | management
Exactly what’s needed in mission: physical presence among the people, resisting the temptation to get in and out quickly, willing to go the long haul.