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“Happy is the man who learns from the misfortunes of others.”
Other people’s failures can become instruction when we pay attention to consequences before repeating the same mistake ourselves.
Source note: Moral printed after “The Lion, the Fox, and the Ass”; the fox changes his conduct after observing the ass’s fate.
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“He who knows only his own side of the case, knows little of that.”
Understanding a position requires serious contact with competing arguments; familiarity with only one side can produce confidence without real comprehension.
Source note: On Liberty, Chapter 2; Mill argues for open discussion because opposing views expose weaknesses and sharpen understanding.
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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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“The fool doth think he is wise, but the wise man knows himself to be a fool.”
Voice: Fictional character · Touchstone
Recognizing the limits of one’s knowledge is presented as a mark of wisdom, while certainty about one’s own wisdom can be evidence of the opposite.
Source note: As You Like It, Act 5, Scene 1.
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“Learning without thought is labour lost; thought without learning is perilous.”
Study and reflection are treated as partners: information without examination is shallow, while speculation without learning can drift away from reality.
Source note: Analects 2:15 in James Legge’s translation; the saying balances study with independent reflection.
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“The judgment when formed is a decision; it closes (or concludes) the question at issue.”
Reflective judgment is not endless suspension: Dewey describes it as the point at which a particular uncertainty is concluded in a way that can also inform later judgments.
Source note: How We Think, Chapter VIII, section on judgment. Project Gutenberg #37423. Dewey is explaining the logical role of judgment in interpreting doubtful situations rather than promising that every decision is final or infallible.