This paper is an elaborated version of the contribution that David Zoletto, a Researcher at the Department of Human Sciences, University of Udine, presented on December 12, 2013 in Milan, for the last meeting of the series of conferences "Words and ideas for a plural world. An intercultural lexicon" sponsored by Reset-DoC and Giangiacomo Feltrinelli Foundation. The 2014 edition of our Milan-dialogues, this year dedicated to the theme of "inclusive citizenship", begins April 17 with a lecture by Constitutional Court Judge Giuliano Amato on "A new season for citizenship in Europe."