Plato's "The Sophist". Saint-Simon's memoirs. Neither really for theories as such, the latter for reflections on the the behavior observed. Since wturner men

Plato's "The Sophist". Saint-Simon's memoirs. Neither really for theories as such, the latter for reflections on the the behavior observed. Since wturner mentions "Blood Rite" let me throw in Vico's "New Science"