Abstraction and the Origin of General Ideas with Broadly Nominalistic Scruples, While Others (E
Philosophers’ volume 12, no. 19 1. Introduction 1 Imprint december 2012 Given their opposition to innate ideas, philosophers in the empiricist tradition have sought to explain how the rich and multifarious representational capacities that human beings possess derive from experience. A key explanatory strategy in this tradition, tracing back at least as far as John Locke’s An Essay Concerning Human Understanding, is to maintain that the acquisition of many of these Abstraction and the capacities can be accounted for by a process of abstraction. In fact, Locke himself claims in the Essay that abstraction is the source of all general ideas (1690/1975, II, xii, §1). Although Berkeley and Hume were highly critical of Locke, abstraction as a source of generality has Origin of General Ideas been a lasting theme in empiricist thought. Nearly a century after the publication of Locke’s Essay, for example, Thomas Reid, in his Essays on the Intellectual Powers of Man, claims that “we cannot generalize without some degree of abstraction…” (Reid 1785/2002, p. 365). And more than a century later, Bertrand Russell remarks in The Problems of Philosophy: “When we see a white patch, we are acquainted, in the first instance, with the particular patch; but by seeing many white patches, we easily learn to abstract the whiteness which they all have in common, and in learning to do this we are learning to be acquainted with whiteness” (Russell 1912, p. 101). Stephen Laurence Despite the importance of abstraction as a central empiricist University of Sheffield strategy for explaining the origin of general ideas, it has never been clear exactly how the process of abstraction is supposed to work.
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