Letter to Leopold Mozart (Mannheim, 2 February 1778), from The letters of Wolfgang Amadeus Mozart, 1769-1791, translated, from the collection of Ludwig Nohl, by Lady [Grace] Wallace (Oxford University Press, 1865, digitized 2006) vol. I, # 91 (p. 164) http://books.google.com/books?vid=0SGwLiCNxu7qZ5ch&id=KEgBAAAAQAAJ&printsec=titlepage&dq=%22The+letters+of+Wolfgang+Amadeus+Mozart,+1769-1791%22&hl=en#PRA1-PA164,M1
Wolfgang Amadeus Mozart: Quotes about travel
Wolfgang Amadeus Mozart was Austrian Romantic composer. Explore interesting quotes on travel.
Letter to Leopold Mozart (11 September 1778), from Wolfgang Amadé Mozart by Georg Knepler (1991), trans. J. Bradford Robinson [Cambridge University Press, 1994, ], p. 12.
Variant: A fellow of mediocre talent will remain a mediocrity, whether he travels or not; but one of superior talent (which without impiety I cannot deny that I possess) will go to seed if he always remains in the same place.
From a letter now regarded as a forgery by Johann Friedrich Rochlitz http://www.aproposmozart.com/Stafford%20--%20Mozart%20and%20genius.rev.ref.pdf, http://www.mozartforum.com/Lore/article.php?id=108, http://www.mozartforum.com/Lore/article.php?id=106
Misattributed