Several sciences are often necessary to form the groundwork of a single art. Such is the complication of human affairs, that to enable one thing to be done, it is often requisite to know the nature and properties of many things
- John Stuart Mill
A System Of Logic, Ratiocinative and Inductive. London, 1843, Intro.
submitted by T. Lamb
A System Of Logic, Ratiocinative and Inductive. London, 1843, Intro.
submitted by T. Lamb
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