title: [Boredom, heart of the time].
authors.forename: Bertrand
authors.initials: B
authors.lastname: Kiefer
mesh_terms: D057565:Apathy; D001887:Boredom; D004493:Education / Q000266:history / Q000379:methods; D049672:History, 19th Century; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D053609:Lethargy / Q000266:history; D012984:Software / Q000639:trends