Disjunctivism Disjunctivism, as a theory of visual experience, claims that the mental states involved in a “good case” experience of veridical perception and a “bad case” experience of hallucination differ. They differ even in those cases in which the two experiences are indistinguishable for their subject. Consider the veridical perception of a bar stool and an indistinguishable hallucination; both of these experiences might be classed

Gorgias (483—375 B.C.E.) Gorgias was a Sicilian philosopher, orator, and rhetorician. He is considered by many scholars to be one of the founders of sophism, a movement traditionally associated with philosophy, that emphasizes the practical application of rhetoric toward civic and political life. The sophists were itinerant teachers who accepted fees in return for instruction in oratory and rhetoric, and many claimed they could teach

George Berkeley: Philosophy of Science George Berkeley announces at the very outset of Three Dialogues Between Hylas and Philonous that the goals of his philosophical system are to demonstrate the reality of genuine knowledge, the incorporeal nature of the soul, and the ever-present guidance and care of God for us. He will do this in opposition to skeptics and atheists. A proper understanding of science,

Marie de Rabutin-Chantal, Marquise de Sévigné (1626—1696) Madame de Sévigné was France’s preeminent writer of epistles in the seventeenth century. She appears at first glance to possess few philosophical credentials because she neither received formal philosophical instruction nor composed philosophical treatises. Yet in her extensive correspondence, De Sévigné develops a distinctive position on the philosophical disputes of her era. Rejecting the mechanistic account of nature,

Nagarjuna (c. 150—c. 250) Often referred to as “the second Buddha” by Tibetan and East Asian Mahayana (Great Vehicle) traditions of Buddhism, Nagarjuna offered sharp criticisms of Brahminical and Buddhist substantialist philosophy, theory of knowledge, and approaches to practice. Nagarjuna’s philosophy represents something of a watershed not only in the history of Indian philosophy but in the history of philosophy as a whole, as it