Autores:
  • Incluso en las ocasiones más solemnes me escapaba sin llevar calcetines y ocultaba esa falta de civilización con unas botas altas

    In a letter to his cousin and second wife Elsa, during a visit to the University of Oxford, in collection donated to the Hebrew University of Jerusalem in Israel by Einstein's stepdaughter Margot, as quoted in "Einstein in no-sock shock", New Scientist, July 15, 2006.