" How many people have not believed because they have not heard? What will it take for those people to hear? Have they not heard because there is no one to tell them? What can we do, in obedience to God, to change a world in which there are millions and millions of people who cannot call on the name of the Lord? Most of us would say we know the answer to that question. Many of us would say we are even doing things to change the situation. But the truth is, there will continue to be millions and millions of people who do not hear as long as we continue to use spare time and spare money to reach them. Those are two radically different questions. “What can we spare?” and “What will it take?” His "

― David Platt , Radical: Taking Back Your Faith from the American Dream