E pistemology is one of Plato’s primary philosophical interests. In many of his dialogues, he attempted to inquire into the nature of episteme, an objective truth, by raising questions like "What is knowledge?" "What does it mean to know something?" "Is there such thing as objective truth that is universal to all human beings?" "What is the essence of knowledge?" Plato’s endeavor to examine the...

Th e treatise De spiritu of the Corpus Aristotelicum deserves better treatment than it has received since W. Jaeger in his 1913 article rejected its authenticity and dated it one hundred years after Aristotle. In this paper the authors argue that De spiritu defends purely Aristotelian viewpoints against persons like Plato and Empedocles, who held respiration to be the most important vital proce...