Prague, 23 November 1911Highly esteemed Mrs.Curie,[...]I am impelled to tell you how much I have come to admire your intellect, your drive, and your honesty, and that I consider myself lucky to have made your personal acquaintance [...]yours very truly,A.Einstein(Source Albert.IAS.edu)#GiornataInternazionaledelleDonneedelleRagazzenellaScienza #11Feb #WomeninScienceDay