Difficulties of urban ministry

– There are a large number of churches who have moved away from inner cities and those Christians living in the big cities often say that there are not enough churches in our cities. What are some of the reasons that might make it difficult or discouraging to minister or evangelize in the big cities?
– What is it about ministry to New Yorkers that ignites a passion in Matt Recker’s heart?
– How is a big city like Rome, in Paul’s day, or NYC in our day a vehicle for sharing the gospel around the world?
– What are some Bible passages or Biblical principles that can help people to minister to those who look different than us?