^Paphitis, SA. (2009). The Doctrine of Eternal Recurrence and its significance with respect to On the Genealogy of Morals. (South African Journal of Philosophy; Vol 28, No 2 (2009).) Philosophical Society for Southern Africa.
^Feltham, C. (2007). What's wrong with us?: The anthropathology thesis. Chichester, England: John Wiley & Sons Inc.
^Juan, Stephen (2008). Philosophers Behaving Badly, by Nigel Rodgers and Mel Thompson. Philosophy Now, Volume 65, January/February 2008: 44-45.
^Edmonds, Richard Birmingham Post, Virtues versus Vices, (February 12, 2005) Watson, Peter (October 21, 2005). "A brothel, a piano and Nietzsche's search for a soul". Times Higher Education. Retrieved 12 October 2015.