How to Make Our Ideas Clear

Introduction

How to Make Our Ideas Clear is Charles Sanders Peirce's 1878 paper containing the founding statement of the pragmatic maxim and the central methodological proposal of the pragmatist tradition. Published in Popular Science Monthly in January 1878, the paper is the second of the six articles Peirce published in that journal as Illustrations of the Logic of Science (1877–78), the most influential single sequence of papers in the founding period of pragmatism.

The paper proposes a method for clarifying concepts: trace any concept through to its conceivable practical effects; the totality of those effects constitutes the full meaning of the concept. The maxim is short and the paper is compressed (about thirty pages in modern collections), but the proposal grounds the entire pragmatist tradition and continues to organize contemporary work on meaning, inquiry, and the relation between concepts and practice.

Composition and publication

Peirce wrote the Illustrations of the Logic of Science during his Johns Hopkins lectureship (1879–84), drawing on earlier work in logic and the philosophy of science he had been developing through his Coast Survey years. The six papers were The Fixation of Belief (November 1877), How to Make Our Ideas Clear (January 1878), The Doctrine of Chances (March 1878), The Probability of Induction (April 1878), The Order of Nature (June 1878), and Deduction, Induction, and Hypothesis (August 1878).

The papers attracted limited contemporary attention. How to Make Our Ideas Clear in particular was not widely engaged at publication; the subsequent influence began only when William James cited the paper in his 1898 lecture Philosophical Conceptions and Practical Results and brought the maxim to public attention.

The standard modern texts are in The Essential Peirce (Indiana University Press, two volumes, 1992–98; the paper is in Volume 1) and in the chronological Writings of Charles S. Peirce (Indiana, multiple volumes, 1982–). Both editions include editorial apparatus situating the paper in Peirce's broader development.

Central doctrines

Three grades of clearness

The paper opens with the traditional Cartesian-Leibnizian distinction between clear and distinct ideas — the demand of seventeenth-century rationalism that concepts be analyzed into their constituents. Peirce argues that the distinction is inadequate. He proposes three grades of clearness: the first grade is mere familiarity (we can use the term competently); the second grade is the Cartesian-Leibnizian distinctness (we can give a definition); the third grade is what the pragmatic maxim is designed to produce — the cognition of the concept's conceivable practical effects.

The third grade is needed because the first two leave concepts vulnerable to confusion. A concept that we can use competently and define abstractly may still produce disputes that cannot be resolved because the conceptual content is underspecified. The pragmatic maxim provides the means by which underspecified concepts can be fully clarified.

The pragmatic maxim

The central statement of the paper: Consider what effects, which might conceivably have practical bearings, we conceive the object of our conception to have. Then, our conception of these effects is the whole of our conception of the object.

The maxim is methodological, not metaphysical. It does not claim that concepts are practical effects (which would identify meaning with utility in a way Peirce rejects); it claims that the meaning of a concept is fully clarified when we have traced its conceivable practical effects. The clarification is what allows the concept to be used precisely in subsequent inquiry.

Peirce illustrates the maxim with several examples. The concept of hard is clarified by considering what we would expect to observe if the object were hard (resistance to scratching, no deformation under moderate pressure). The concept of weight is clarified by considering the practical effects of weight on supports and on motion. The concept of force is similarly clarified.

Truth and reality

The paper's later sections apply the maxim to the concepts of truth and reality. Truth, on the Peircean analysis, is the conclusion that inquiry would converge on at the ideal limit of investigation. Reality is what those conclusions are about — the world as it would be characterized by the ideal community of inquirers.

The doctrine has been continuously contested. The Peircean convergence theory of truth distinguishes Peirce from later pragmatists (especially William James, whose looser identification of truth with what works in experience departed from the Peircean formulation in directions Peirce came to disavow). The dispute between the Peircean and Jamesian versions of pragmatism has been a central theme of contemporary pragmatist scholarship, especially through Cheryl Misak's Truth and the End of Inquiry (1991) and The American Pragmatists (2013).

The community of inquirers

The paper introduces the broader Peircean theme of the community of inquirers. Truth is not what an individual inquirer believes; truth is what the indefinitely continued community of inquirers would converge on. Individual inquirers operate provisionally with the best beliefs that inquiry has so far supported, knowing that their beliefs are subject to revision and that the warrant for any belief is its capacity to survive scrutiny by the broader community.

The doctrine has consequences for epistemology and for the broader theory of inquiry. It grounds Peirce's fallibilism (no individual belief is immune to revision), his social account of justification (verification belongs to the community across time), and his realism about the objects of inquiry (truth is not what any individual believes but what inquiry would converge on).

Reception

The immediate reception was thin. Popular Science Monthly was a publication but the technical content of Peirce's papers limited their immediate engagement; Peirce's institutional marginality (he was at Johns Hopkins but already in difficulty by 1884, and dismissed that year) limited the academic attention his work attracted.

The recovery began with William James's 1898 Berkeley lecture Philosophical Conceptions and Practical Results, which credited Peirce's 1878 paper as the founding statement of the pragmatic maxim and brought pragmatism to public attention. James's development of the maxim in directions Peirce came to disavow forced the eventual renaming dispute (Peirce's pragmaticism of 1905, intended to distinguish his rigorous version from James's looser usage).

The twentieth-century recovery developed through the Collected Papers of Charles Sanders Peirce (Harvard, 8 volumes, 1931–58), Max Fisch's editorial and historical work, and the establishment of the Peirce Edition Project at Indiana University in 1976. The contemporary scholarly literature — Cheryl Misak, Christopher Hookway (Peirce, 1985; Truth, Rationality, and Pragmatism, 2000), Robert Brandom, T. L. Short, and the neo-pragmatist tradition — treats How to Make Our Ideas Clear as the founding philosophical statement of the tradition.

Place in the wiki

How to Make Our Ideas Clear is the founding text of pragmatism and the principal source for the pragmatic maxim that anchors the entire tradition. The paper introduces the convergence theory of truth, the community of inquirers, and the methodological framework within which pragmatist philosophy has been conducted from 1878 to the present.

Further reading

• Peirce — the author
• Pragmatism — the tradition the paper founded
• William James — the successor who brought the maxim to public attention
• Dewey — the third founder, Peirce's Johns Hopkins student
• Coherence Without Certainty — the epistemic posture the paper most directly articulates

Peirce's 1878 founding statement of the pragmatic maxim. The central methodological proposal of the pragmatist tradition.