Poznámka 9
Srv. např. G. S. Kirk, J. E. Raven, The Presocratic Philosophers, Cambridge 1982, str. 7: „Thus it is legitimate to feel complete confidence in our understanding of a Presocratic thinker only when the Aristotelian or Theophrastean interpretation, even if it can be accurately reconstructed, is confirmed by relevant and well-authenticated extracts from the philosopher himself.“