Charles Landesman

_This book presents and analyzes the most important arguments in the history of Western philosophy's skeptical tradition. It demonstrates that, although powerful, these arguments are quite limited and fail to prove their core assertion that knowledge is beyond our reach._ Argues that skepticism is mistaken and that knowledge is possible Dissects the problems of realism and the philosophical doubts about the accuracy of the senses Explores the ancient argument against a criterion of knowledge, Descartes' skeptical arguments, and skeptical arguments applied to inductive inference and self-knowledge Uses Moore's proof of an external world and the reliabilist conception of knowledge to illustrate that the traditional skeptical arguments fail to meet their mark.

_Philosophical Skepticism_ provides a selection of texts drawn from the skeptical tradition of Western philosophy as well as texts written by opponents of skepticism. Taken together with the historical introduction by Landesman and Meeks, these texts clearly illustrate the profound influence that skeptical stances have had on the nature of philosophical inquiry. Draws a selection of texts from the skeptical tradition of Western philosophy as well as texts written by opponents of skepticism. Spans centuries of skeptical and anti-skeptical arguments, from Socrates to Rorty. Includes essays by Plato, Cicero, Diogenes Laertius, Descartes, Hume, Kant, Kierkegaard, Russell, Quine, Nagel, and many others. Provides a solid foundation for further study.

_This book presents and analyzes the most important arguments in the history of Western philosophy's skeptical tradition. It demonstrates that, although powerful, these arguments are quite limited and fail to prove their core assertion that knowledge is beyond our reach._ Argues that skepticism is mistaken and that knowledge is possible Dissects the problems of realism and the philosophical doubts about the accuracy of the senses Explores the ancient argument against a criterion of knowledge, Descartes' skeptical arguments, and skeptical arguments applied to inductive inference and self-knowledge Uses Moore's proof of an external world and the reliabilist conception of knowledge to illustrate that the traditional skeptical arguments fail to meet their mark.

_Philosophical Skepticism_ provides a selection of texts drawn from the skeptical tradition of Western philosophy as well as texts written by opponents of skepticism. Taken together with the historical introduction by Landesman and Meeks, these texts clearly illustrate the profound influence that skeptical stances have had on the nature of philosophical inquiry. Draws a selection of texts from the skeptical tradition of Western philosophy as well as texts written by opponents of skepticism. Spans centuries of skeptical and anti-skeptical arguments, from Socrates to Rorty. Includes essays by Plato, Cicero, Diogenes Laertius, Descartes, Hume, Kant, Kierkegaard, Russell, Quine, Nagel, and many others. Provides a solid foundation for further study.

Examining the sapir-Whorf hypothesis, The author addresses the questions whether language affects perception and whether grammatical categories affect conceptual categories. He argues that advocates of linguistic relativity have attributed to language an unjustified degree of causal efficacy and that linguistic idealism is contradicted by the results of experimental psychology. Then, Considering the claimed correlation between grammatical and conceptual categories, He argues that grammar has no metaphysics and does not influence thought. The author concludes that language in use embodies a point of view only in the weak sense that relations and distinctions implicit in necessary concepts constitute a philosophical theory about reality. (staff)

THE PRESENT SITUATION in the philosophy of mind may be roughly summed up in three generalizations. First, Cartesian dualism is no longer widely accepted as a genuine option. For many reasons it is no longer taken seriously by experimental psychologists. Perhaps their best reason is that the dualistic hypothesis can provide no satisfactory explanation of behavior since it would seem to make no sense to ascribe to an immaterial substance an internal structure and activity which could be causally linked to behavior. Among philosophers, A. J. Ayer has expressed a characteristic attitude in his admission that he does not find the hypothesis intelligible. Second, a version of materialism, let us call it physicalism, is now being taken seriously as an alternative to Cartesian dualism. According to this version, while it is admitted that mentalistic discourse may not be logically reducible to physicalistic discourse, nevertheless all true statements about the mind are in fact either statements about the behavior of the human body and its organs or about tendencies to behave. Finally, the concept of action has come to the forefront of discussion, and it is being explored primarily by those who reject Cartesian dualism but find something wrong with physicalism. Here is an attempt to construct an alternative to both views by developing a new kind of dualism, namely a distinction between persons as physical organisms and persons as agents, as beings who can act and who have intentions, motives, reasons, desires, and so forth. According to this view, persons are creatures to whom it is essential that teleological concepts apply, and teleological discourse and modes of explanation are not reducible, either logically or empirically, to physicalistic discourse and modes of explanation. Advocates of the new dualism are just as anxious to deny the existence of a ghost in the machine as are the materialists. But, to state roughly what they are after, it is claimed that there are at least two mutually exclusive language games or conceptual schemes which we use to talk about human beings. They are exclusive not in the sense of being about different entities but in the sense of using methods of explanation and concepts which are contextually incompatible with one another. To understand an agent's actions in terms of his intentions and motives is to rule out in that particular context a causal-physiological explanation. Physicalism ignores or fails to appreciate what is distinctively psychological in human life.

One can agree with the critics of the Aristotelian theory of essences who say that the determination of the essence of a thing rests upon a linguistic decision, without accepting the conclusion that "a controversy as to whether rationality is of the essence of man is ultimately verbal." For linguistic decisions, that is, the acceptance of a classificatory scheme together with its associated system of definitions, may be motivated and justified by our knowledge of facts or our appreciation of values. If, say, a Freudian and an Aristotelian were disputing the adequacy of defining man as a rational animal, the former might reject the definition on the grounds that the conscious intellect plays less of a causal role in human decisions and thinking than was once believed, whereas the latter might claim that reason ought to play a greater role if the good life be possible. Conflicts over definitions reflect theoretical and ethical differences. Once these differences are reconciled, the verbal conflict is no longer important. But the easing of the verbal conflict is not solely a verbal affair. It presupposes a harmonious adjustment of values and beliefs. The function of a philosophy of human nature is to formulate and discuss a definition of man which proposes certain human attributes as essential and which is to be justified to the extent that it best summarizes those features of human life which are of greatest causal and ethical significance. It is to be expected that, in order for a satisfactory definition to be reached, any number of philosophical problems would have to be dealt with along the way. A philosophy of man is a judgment about what is important in human affairs, but it is not for that reason arbitrary unless one is convinced that value judgments are arbitrary, that one cannot provide reasons, good or bad, for them. When, in the context of ethics, Aristotle cites the rational faculty rather than the capacity to laugh as the function of man, he was stressing that reason has greater importance than a sense of humor in moral deliberation. And when Marx, in his Theses on Feuerbach, claims: "The human essence is no abstraction inherent in each single individual. In its reality it is the ensemble of social relations," he was indicating that in order to understand why men act and think the way they do it is necessary to understand the society in which they live.