Once upon a time, I was on a backpacking trip through Europe with a few friends. We had been traveling for a few weeks and had made our way to Budapest, Hungary. One evening, we decided to take a nighttime cruise along the Danube River. The city was absolutely breathtaking, with the lights of the Parliament building and the Chain Bridge illuminating the skyline. As we were taking in the scenery, we struck up a conversation with an older Hungarian couple who were also on the cruise. They were ...