Play is an essential part of childhood. But according to German philosopher Johann Friedrich von Schiller’s treatise “On the Aesthetic Education of Man,” play was a key part of adulthood, too. In fact, in this collection of letters, Schiller claimed that the only way we could achieve utopia was by making play a central aspect of society.  Professor Doris Sommer is a professor of Romance Languages and Literatures and African American Studies at Harvard University and Director of the Cultural Agents Initiative. Her books include The Work of Art in the World: Civic Agency and Public Humanities and Bilingual Aesthetics: A New Sentimental Education. See more information on our website, WritLarge.fm. Follow us on Twitter @WritLargePod.