“As most of us were ending our day's journey in the nearby town, we settled into a great time of fellowship there. A group of guys from Austria, obviously old friends, pulled out their bunsen burner and a coffee percolator. It smelled so good and soon they offered me a cup. I accepted but only on the condition of a trade- I would trade them a strong riddle for a strong cup of coffee. They heartily agreed. With shade over our heads, cool water for our feet, and coffee for the soul, we all lean...