Stories are powerful. They can bring hope, or despair. Laughter, or sorrow. And, as we who work for World Vision and other humanitarian agencies know very, very well, stories can educate and enlighten people. They can help achieve a lot of good. One woman whose story last week received a lot of accolades and criticism is Zimbabwean writer NoViolet Bulawayo. Her book, “Hitting Budapest,” has won what many consider to be Africa’s top award for literature, the Caine Prize. “The language of ‘Hitting Budapest’ crackles,” the prize’s leading judge commented to CNN. “Here we encounter…a gang reminiscent of ‘Clockwork Orange.’ But these are children, poor and violated and hungry. This is a story with moral power and weight [that] has...