Pursuing his calling with singleness of vision, John Wesley defied the strength of angry mobs and longstanding traditions to offer the hope of Christ to millions of people who were outside the influence of the churches of the day. Passionate and tireless, this Anglican clergyman rode a quarter of a million miles on horseback during his lifetime, stopping to preach more than forty thousand sermons in open fields, churches, and barns.

As a fourteen-year-old intent on living a “modern” life, the last thing Isobel Kuhn wanted to grow up to be was a missionary. But as it turned out, this young agnostic’s life was redirected―from crisis and doubt to hope and strength. Convinced that God wanted her to preach the gospel as a China Inland missionary, Isobel bravely served among the Lisu people in remote mountainous regions of China and Thailand. After twenty years of ministry Isobel returned to the United States, writing stirring stories of faith and inspiring generations of people

Born into a loving family, Dietrich Bonhoeffer pursued a life as a pastor, teacher, theologian—and spy. He spoke out about the trouble in Germany when Adolph Hitler came to power, urging the Christian church to rescue disparaged people groups and resist Hitler's evil empire. Accused of being a troublemaker, Dietrich continued on fearlessly in the midst of wickedness. His work as a spy in the German resistance and participation in a plot to assassinate Hitler led to imprisonment and eventual execution.

When he became God's smuggler, Brother Andrew was already familiar with risk. As a boy, the intrepid Andrew Van Der Bijl joined the Dutch Resistance against the Nazi occupation. As a young man, he fought eagerly in the Dutch East Indies—until the horror of war turned the adventure seeker to a life of alcohol and desperation. Redeemed by God, the Dutchman became a daring messenger of hope, smuggling Scripture through closed borders and equipping persecuted Christians behind the Iron Curtain.

One of the first Methodist bishops in America, English-born Francis Asbury devoted his life to ministry, traveling on horseback to preach and teach to those living on the vastly isolated American frontier. Alone in a new country, with no home of his own, Asbury rode over 300,000 miles—across rivers and through rocky, overgrown roads—shining God’s light on the fledgling colonies.

Ten-year-old Lottie Moon had seen too much bitterness and gossip among churchgoers to want anything to do with religion or God. In fact, if there was a single way to waste a life, Lottie told herself, being a missionary was it. In a twist that only God could orchestrate, this spirited young girl who grew up to become the most educated woman in the American South would ultimately find her calling as a missionary to China.

George Muller stared at the beggar girl. She was no older than five and was piggybacking her little brother. Her mother had died in the cholera epidemic sweeping England. Her father had never returned from the mines. Standing in the muddy street, this little girl gave a face to Bristol's countless orphans. With scarcely enough food or money for his own family, George Muller opened his heart and home. Sustained by God's provision, the Muller house "Breakfast Club" of thirty orphans grew to five large houses that ultimately over ten thousand children would call home.

Six-year-old Ludwig was sitting at the table, reading his Bible and praying, when Swedish soldiers stormed through the castle door. Ludwig looked up at the soldiers and then returned to his prayer and reading. The soldiers stopped and stared--then left. They said they could not ransack a place that God watched over.

Jim and Pete turned to see the Auca men, their deadly spears raised, running toward Nate, Ed, and Roger. Jim stood in the river, his hand on his pistol. Should he defend himself? He already knew the answer. Each man had promised the others that he would not save himself by killing those they had sought out in Jesus' name. Jim Elliot and his coworkers surrendered their lives in Ecuador's jungle, trusting that their sacrifice would not be in vain. Decades later, this event has challenged countless Christians to live with one great purpose: to bring the gospel to those who have never heard.

Betty Greene coaxed her Grumman seaplane to two thousand feet..... Suddenly, silence—total silence. The plane engine had stopped! Her passengers gasped, but Betty knew she must remain calm. They had only a slim chance for survival: the twisting jungle river below them.

Amy Carmichael stood on the deck of the steamer, waving good-bye once again to her old friend Robert Wilson. How could she have known she would never see him or the British Isles again? Amy was certain God had called her to India. Indeed! India would be home for the rest of her life. Amy's life was marked by a simple, determined obedience to God, regardless of circumstances. Her story and legacy are stunning reminders of the impact of one person who will fear God and nothing else.

As a poor Canadian farm boy, Jonathan Goforth had no idea that he would spend most of his life braving disaster, danger, and disease to share God's love with the people of China. But when God led him to do just that, nothing, not even the violent Boxer Rebellion, would stop Jonathan and his family from answering God's call. Making their home in China, the Goforths opened their doors to as many as five thousand visitors a month, all of whom heard the gospel message.

Growing up on the French-German border, son of a Lutheran pastor, Albert Schweitzer adopted a peace-loving approach to life. He studied theology, music, and philosophy and wrote numerous books. At age thirty he felt called to study medicine and eventually became a doctor. Together with his wife, Hélène, he founded a missionary hospital in Lambaréné, Gabon. Devoted to medical work in Africa, Albert was also a beacon of hope for a better future in war-ravaged Europe and was awarded the Nobel Peace Prize.

Once timid and unsure of her own salvation, New Zealander Florence Young rose to her calling and became a fearless and faithful witness for Jesus Christ. Eventually serving in the remote Solomon Islands and, for a season, in China during the deadly Boxer Rebellion, Florence began her service close to home. This one woman's mission to the Solomon Islanders, or Kanakas, working on her family's Australian plantation soon expanded to their home islands.

As an Olympic runner, a bombardier in the Army Air Corps, and a prisoner of war, Louis Zamperini was determined to thrive and survive. Never backing down from a challenge, he lived a life of adventure while modeling hope and forgiveness to a generation. A magnet for trouble as a boy, Louie determined to create a new path for himself. Nicknamed the "Torrance Tornado," he set national records and traveled to the 1936 Summer Olympics in Berlin. His resolve as a runner was matched by his will to survive a plane crash, weeks adrift at sea, and years in a prison camp.