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STOCKHOLM, SWEDEN - DECEMBER 10: Princess Sofia of Sweden and Professor Jean-Pierre Sauvage, laureate of the Nobel Prize in Chemistry arrive at the Nobel Prize Banquet 2015 at City Hall on December 10, 2016 in Stockholm, Sweden. (Photo by Pascal Le Segretain/Getty Images)

STOCKHOLM, SWEDEN - DECEMBER 10: Princess Sofia of Sweden and Professor Jean-Pierre Sauvage, laureate of the Nobel Prize in Chemistry arrive at the Nobel Prize Banquet 2015 at City Hall on December 10, 2016 in Stockholm, Sweden.  (Photo by Pascal Le Segretain/Getty Images)