Education (4) Educación (4) éducation (4) Labor (3) Science (3) Education, Higher (3) Trabajo (3) Enseñanza superior (3) Technology (2) Strategy (2) Research (2) Nature (2) Memory (2) Matter (2) Id (Psychology) (2) Humanities (2) Concepts (2) Humanidades (2) Conceptos (2) Tecnología (2) Ciencia (2) Naturaleza (2) Investigación (2) Memoria (2) Cultura (2) Materia (2) Estrategia (2) Ello (2) Conocimiento (2) culture (2)