La Educación encierra un tesoro, informe a la UNESCO de la comisión Internacional sobre la Educación para el Siglo XXI (compendio)

Learning: The Treasure Within, commonly referred to as the 'Delors Report', proposes a holistic and integrated vision of education based on the paradigms of lifelong learning, and the four pillars of learning to be, to know, to do, and to live together.