So often, language can seem flimsy in the face of violence and conflict — but poetry as an art form reminds us that language can help people heal from conflict and build lasting peace. Pádraig Ó Tuama, poet-in-residence at Columbia University's International Center for Cooperation and Conflict Resolution, discusses how poetry can help unlock ways to reframe and reimagine peace, how he’s used poetry in his own conflict resolution work in Ireland, and where he sees signs of hope in today’s conflict environment.