La Logique

work by Condillac

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June 30, 2026

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In his work La Logique (1780), Étienne Bonnot de Condillac emphasized the crucial role of language in logical reasoning. He advocated for a scientifically designed language and the use of mathematical calculation as its foundation. Condillac, a leading French proponent of John Locke's ideas, believed that all human knowledge originates from sensory experience. He argued that through a process of analysis, the mind orders and understands the qualities of objects, transforming raw sensation into knowledge. This approach highlights the importance of observation and a structured method for logical thought.12

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Étienne Bonnot de Condillac
In his works La Logique (1780) and La Langue des calculs (1798; “The Language of Calculation”), Condillac emphasized the importance of language in logical reasoning, stressing the need for a scientifically designed language and for mathematical calculation as its basis. His economic views, which were presented in Le…
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In his works La Logique (1780) and La Langue des calculs (1798; “The Language of Calculation”), Condillac emphasized the importance of language in logical reasoning, stressing the need for a scientifically designed language and for mathematical calculation as its basis. His economic views, which were presented in Le…
Read More