Fear is a great motivator when you find yourself in a life-threatening situation. Fear can cause you to run faster, fight harder, and act more quickly than you normally would. For a short period, fear-based reactions can be very useful. Over the long run, though, a fearful approach to life tends to lead to avoidance of problems and poor decision-making. 1 Samuel 17 is a perfect example of this truth. Twice a day for forty days, a giant named Goliath challenged God’s people. When the army looked at him, all they saw was his nine-foot-tall frame and the immense strength that he possessed. Scripture says...