Baby Saybie, born as a “micro-preemie” at 23 weeks, weighed only 8.6 ounces. Doctors doubted Saybie would live and told her parents they’d likely have only an hour with their daughter. However, Saybie kept fighting. A pink card near her crib declared “Tiny but Mighty.” After five months in the hospital, Saybie miraculously went home as a healthy five-pound baby. And she took a world record with her: the world’s tiniest surviving baby.

It’s powerful to hear stories of those who beat the odds. The Bible tells one of these stories. David, a shepherd boy, volunteered to fight Goliath—a mammoth warrior…