Albert Einstein: Frasi in inglese (pagina 15)
Albert Einstein era scienziato tedesco. Frasi in inglese.“Nationalism is an infantile disease. It is the measles of mankind.”
                                        
                                        When asked by Viereck if he considered himself to be a German or a Jew. A version with slightly different wording is quoted in  Einstein: His Life and Universe http://books.google.com/books?id=dJMpQagbz_gC&lpg=PP1&pg=PA386#v=onepage&q&f=false by Walter Isaacson (2007), p. 386 
1920s, Viereck interview (1929) 
Variante: Nationalism is an infantile disease. It is the measles of mankind. 
Contesto: It is quite possible to be both. I look upon myself as a man. Nationalism is an infantile disease. It is the measles of mankind.
                                    
                                        
                                        "Address on Receiving Lord & Taylor Award" (4 May 1953) in Ideas and Opinions 
1950s
                                    
Variante: He who can no longer pause to wonder and stand rapt in awe is as good as dead; his eyes are closed.
                                        
                                        Variante: Three Rules of Work:
Out of clutter find simplicity.
From discord find harmony.
In the middle of difficulty lies opportunity. 
Origine: The Quotable Einstein
                                    
“One cannot alter a condition with the same mind set that created it in the first place.”
Variante: Problems cannot be solved with the same mind set that created them.
“The bigotry of the nonbeliever is for me nearly as funny as the bigotry of the believer.”
Attributed in posthumous publications, Einstein's God (1997), p. vii
                                        
                                        Letter to Morris Raphael Cohen, professor emeritus of philosophy at the College of the City of New York, defending the appointment of Bertrand Russell to a teaching position (19 March 1940). 
1940s 
Variante: Great spirits have always found violent opposition from mediocrities. The latter cannot understand it when a man does not thoughtlessly submit to hereditary prejudices but honestly and courageously uses his intelligence and fulfills the duty to express the results of his thoughts in clear form.