Combining Texts

All the ideas for 'Philosophical Explanations', 'On Political Reactions' and 'On Copernicanism and Relativity of Motion'

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6 ideas

3. Truth / A. Truth Problems / 8. Subjective Truth
Choose the true hypothesis, which is the most intelligible one [Leibniz]
     Full Idea: One should choose the more intelligible hypothesis, and the truth is nothing but its intelligibility.
     From: Gottfried Leibniz (On Copernicanism and Relativity of Motion [1689], p.91)
     A reaction: This apparently simple observation strikes me as being rather profound. Our picture of the world is shaped entirely by what is intelligible to us. An odd notion of truth, though. The age of reason. See Idea 13158.
11. Knowledge Aims / A. Knowledge / 4. Belief / c. Aim of beliefs
Maybe knowledge is belief which 'tracks' the truth [Nozick, by Williams,M]
     Full Idea: Nozick suggests that knowledge is just belief which 'tracks the truth' (hence leaving out justification).
     From: report of Robert Nozick (Philosophical Explanations [1981]) by Michael Williams - Problems of Knowledge Ch. 2
13. Knowledge Criteria / C. External Justification / 4. Tracking the Facts
A true belief isn't knowledge if it would be believed even if false. It should 'track the truth' [Nozick, by Dancy,J]
     Full Idea: Nozick says Gettier cases aren't knowledge because the proposition would be believed even if false. Proper justification must be more sensitive to the truth ("track the truth").
     From: report of Robert Nozick (Philosophical Explanations [1981], 3.1) by Jonathan Dancy - Intro to Contemporary Epistemology 3.1
     A reaction: This is a bad idea. I see a genuine tree in my garden and believe it is there, so I know it. That I might have believed it if I was in virtually reality, or observing a mirror, won't alter that.
14. Science / D. Explanation / 3. Best Explanation / a. Best explanation
The Copernican theory is right because it is the only one offering a good explanation [Leibniz]
     Full Idea: The Copernican account is the truest theory, that is, the most intelligible theory and the only one capable of an explanation sufficient for a person of sound reason.
     From: Gottfried Leibniz (On Copernicanism and Relativity of Motion [1689], p.92)
     A reaction: The word 'intelligible' here seems to be linked to the notion of a best explanation.
23. Ethics / D. Deontological Ethics / 2. Duty
There are only duties if there are rights, so truth is only for those with a right to it [Constant]
     Full Idea: A duty is that on the part of one being which corresponds to the rights of another. Where there are no rights there are no duties. To tell the truth is therefore a duty, but only to the one who has the right to the truth.
     From: Benjamin Constant (On Political Reactions [1797], p.123), quoted by Immanuel Kant - On a supposed right to lie p.28
     A reaction: We can't claim a right to have all questions answered truthfully (because there is a right to privacy), but we might claim a right not to be lied to (as long as we accept a refusal to answer). Kant rejected this idea.
Unconditional truth-telling makes a society impossible [Constant]
     Full Idea: The moral principle 'it is a duty to tell the truth' would, if taken unconditionally and singly, make any society impossible.
     From: Benjamin Constant (On Political Reactions [1797], p.124), quoted by Immanuel Kant - On a supposed right to lie p.28
     A reaction: He gives the well known example of the murderer at the door asking if your friend is inside. Compare everyone becoming perfectly telepathic. Our society would collapse, but a new society would learn to live with it.