The young man became his team’s captain. The professional sports squad was now led by a mild-mannered kid who barely needed to shave. His first press conference was underwhelming. He kept deferring to the coach and to his teammates, and mumbled clichés about just trying to do his job. The team performed poorly that season, and by the end of it the young captain had been traded. He didn’t grasp that he’d been entrusted with the authority to lead, or maybe he never believed he could.

Due to his failures, Saul was “small in [his] own eyes” (1 Samuel 15:17)—which…