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“A little learning is a dangerous thing.”
Partial knowledge can produce misplaced confidence; the warning favors deeper study over shallow certainty.
Source note: An Essay on Criticism, Part II; Pope warns that shallow learning can produce premature confidence before deeper study tempers judgment.
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“it is only when he has turned it over that he can be said to know it.”
Learning becomes knowledge, in this account, when material has been actively reconsidered and integrated rather than merely encountered or memorized.
Source note: The Art of Literature, section “On Thinking for Oneself,” T. Bailey Saunders translation; Project Gutenberg #10714. The preceding sentence says a person must first learn something before turning it over in the mind.
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“Reading maketh a full man; conference a ready man; and writing an exact man.”
Bacon distinguishes what reading, conversation, and writing each contribute to intellectual development.
Source note: Of Studies; Bacon distinguishes the intellectual uses of reading, conversation, and writing within the essay’s compact account of study and judgment.
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“If a man will begin with certainties, he shall end in doubts; but if he will be content to begin with doubts, he shall end in certainties.”
Intellectual confidence can be improved by beginning with questions rather than pretending certainty too early.
Source note: The Advancement of Learning, Book I; Bacon contrasts premature certainty with an inquiry willing to begin from doubt and work toward firmer knowledge.
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“So much patient perseverance could not but eventually succeed”
Smiles describes Stephenson’s progress in arithmetic as the cumulative result of study and patient persistence rather than easy aptitude.
Source note: The Life of George Stephenson and of his Son Robert Stephenson, Chapter IV, “The Stephensons at Killingworth—Education and Self-Education of Father and Son”; represented 1868 revised edition, Project Gutenberg #46229. The excerpt is Smiles’s narration of Stephenson’s patient arithmetic study under John Wigham.
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“Is it not pleasant to learn with a constant perseverance and application?”
Learning becomes satisfying when it is sustained through repeated application rather than treated as a single act of exposure.
Source note: The Analects of Confucius, James Legge’s public-domain English translation; Book I opens by connecting learning with steady practice.