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Quotation from A System of Logic, Book III: Of Induction by John Stuart Mill

“It is not from the past to the future, as past and future, that we infer, but from the known to the unknown; from facts observed to facts unobserved”

John Stuart Mill

A System of Logic, Book III: Of Induction, Book III, Ch. III, § 1 (8th ed. (New York: Harper, 1882); Project Gutenberg text)

Portrait of John Stuart Mill

Mill rejects the description of induction as an intuitive conviction that the future will resemble the past.

Citation: "It is not from the past to the future, as past and future, that we infer, but from the known to the unknown; from facts observed to facts unobserved" — John Stuart Mill, A System of Logic, Book III: Of Induction, Book III, Ch. III, § 1 (8th ed. (New York: Harper, 1882); Project Gutenberg text). (id mill-system-of-logic-book-iii-q1)

Portrait: John Stuart Mill by London Stereoscopic Company, c1870, London Stereoscopic Company, Public domain.

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Quote card: It is not from the past to the future, as past and future, that we infer, but fr