The first stretch of the book focuses on ancienct philosophers and their ideas, starting with the presocratic philosophers, Plato and his contemporaries, and moves on Greek and Roman philosophy. My notes deal with the same. Information and ideas, apart from the book, are either my own or are sourced from the internet.
The Presocratic Philosophers - Thales, Anaximander, Anaximenes
Our information about Plato’s predecessors in philosophy, who we call Presocratic philosophers, is limited by the vast abyss between our worlds - the Holy Roman empire took down with it a large share of the literature and the material culture of its age. As the rest of the West succumbed to Christian powers, imitations of surviving literature by monks were all that remained of antique philosphy. They are most of what we have today from that age. ...