American troops maintaining their holiday spirit in the face of war .                                                           (Reuters photo by Saad Shalash) Why do you think certain creative works make such a powerful and lasting impact on a wide range of people? By way of example, consider the very edgy TV drama series Homeland , the current hit movie Lincoln , and Clint Eastwood’s modern film classic Letters from Iwo Jima ; or books such as The Kite Runner by Khaled Hosseini, and The Diary of Anne Frank . Their sustained impact likely endures because they achieve what the best of the cultural arts generally do–– they step beyond blinders of national restrictions to shine a transcendent light on the universality of the human experienc...