1. The Hero with a Thousand Faces;Campbell,1949
2. Cicero. Tusculan Disputations I, xxv–xxvi. 62–65.
3. Einstein and the crisis of reason;Merleau-Ponty,1964
4. Memoirs of the Life, Writings, and Discoveries of Sir Isaac Newton,1965
5. Aristotle. Nicomachean Ethics VI. 4. 1140219.