How true can Christianity really be? In a culture where religion and «real life» often occur in completely different times and places, the question troubles many Christians. How can we give the reason for the hope that we have amid the many voices telling us that Christianity might be helpful or interesting, but not really «true» for anyone except Christians? Why should we ourselves bother with a religion so insubstantial that it is only legitimate within our own minds? People with real sins...