the story of a train filled with toys and gifts for little boys and girls that breaks down before reaching the children after asking several passing trains for help over the hill a little blue train agrees to help the stranded toys even though she is small the blue train tries her best to bring the toys to the children on the other side of the hill in response to the end of faith sam harris received thousands of letters from christians excoriating him for not believing in god letter to a christian nation is his reply using rational argument harris offers a measured refutation of the beliefs that form the core of fundamentalist christianity in the course of his argument he addresses current topics ranging from intelligent design and stemcell research to the connections between religion and violence in letter to a christian nation sam harris boldly challenges the influence that faith has on public life in our nation