lesson plan, you and your students can luxuriate—and pause—to truly understand an image, its message, and why it’s interesting (or not). After you’ve heard your students’ first observations, you may hear a peppering of questions: “These objects look old—how old are they? At the Institute, we search for ancient books around the world that have transmitted past knowledge of medicinal plants to the present day. This photo is from the library of the Monastery of St. John, in Patmos Island, Greece. It was written by Ptahhotep, an adviser to the Pharaoh Isesi, and contains moral advice and teachings for the author’s son.