http://www.audible.com/adbl/site/enSearch/searchResults.jsp?BV_UseBVCookie=Yes&N=0&Ntx=mode%2Bmatchallpartial&D=Thus+Spoke+Zarathustra&Dx=mode%2Bmatchallpartial&Ntk=S_Title&Ntt=Thus+Spoke+Zarathustra&x=17&y=13

This is the source. If you haven’t read Nietzsche, I’d recommend you start here. You’ll feel the intensity of a man who unabashedly believed in the power of the individual and vehemently abhorred any institution created to control that individual.