Ideas from 'Letter to Herodotus' by Epicurus [293 BCE], by Theme Structure
[found in 'The Epicurus Reader' by Epicurus (ed/tr Inwood,B. /Gerson,L.) [Hackett 1994,0-87220-241-0]].
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1. Philosophy / F. Analytic Philosophy / 5. Linguistic Analysis
14027
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If we are to use words in enquiry, we need their main, unambiguous and uncontested meanings
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3. Truth / A. Truth Problems / 8. Subjective Truth
14040
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Observation and applied thought are always true
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7. Existence / A. Nature of Existence / 1. Nature of Existence
14028
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Nothing comes to be from what doesn't exist
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14029
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If disappearing things went to nothingness, nothing could return, and it would all be gone by now
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7. Existence / B. Change in Existence / 1. Nature of Change
14030
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The totality is complete, so there is no room for it to change, and nothing extraneous to change it
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7. Existence / D. Theories of Reality / 6. Physicalism
14048
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Astronomical movements are blessed, but they don't need the help of the gods
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8. Modes of Existence / B. Properties / 8. Properties as Modes
14044
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The perceived accidental properties of bodies cannot be conceived of as independent natures
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14045
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Accidental properties give a body its nature, but are not themselves bodies or parts of bodies
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9. Objects / B. Unity of Objects / 1. Unifying an Object / b. Unifying aggregates
14046
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A 'body' is a conception of an aggregate, with properties defined by application conditions
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9. Objects / D. Essence of Objects / 9. Essence and Properties
14047
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Bodies have impermanent properties, and permanent ones which define its conceived nature
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10. Modality / D. Knowledge of Modality / 4. Conceivable as Possible / c. Possible but inconceivable
14039
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Above and below us will never appear to be the same, because it is inconceivable
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11. Knowledge Aims / A. Knowledge / 4. Belief / c. Aim of beliefs
14050
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We aim to dissolve our fears, by understanding their causes
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12. Knowledge Sources / B. Perception / 2. Qualities in Perception / c. Primary qualities
14037
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Atoms only have shape, weight and size, and the properties which accompany shape
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13. Knowledge Criteria / D. Scepticism / 3. Illusion Scepticism
6010
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Illusions are not false perceptions, as we accurately perceive the pattern of atoms [Modrak]
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15. Nature of Minds / A. Nature of Mind / 2. Psuche
14041
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The soul is fine parts distributed through the body, resembling hot breath
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17. Mind and Body / E. Mind as Physical / 5. Causal Argument
14042
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The soul cannot be incorporeal, because then it could neither act nor be acted upon
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26. Natural Theory / A. Speculations on Nature / 5. Infinite in Nature
14032
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Totality has no edge; an edge implies a contrast beyond the edge, and there can't be one
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14033
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Bodies are unlimited as well as void, since the two necessarily go together
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26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / g. Atomism
14034
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There exists an infinity of each shape of atom, but the number of shapes is beyond our knowledge
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14035
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Atoms just have shape, size and weight; colour results from their arrangement
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14038
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There cannot be unlimited division, because it would reduce things to non-existence
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26. Natural Theory / D. Laws of Nature / 8. Scientific Essentialism / a. Scientific essentialism
14049
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We aim to know the natures which are observed in natural phenomena
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27. Natural Reality / C. Space / 1. Void
14043
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The void cannot interact, but just gives the possibility of motion
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27. Natural Reality / C. Space / 4. Substantival Space
14031
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Space must exist, since movement is obvious, and there must be somewhere to move in
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27. Natural Reality / E. Cosmology / 10. Multiverse
14036
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There are endless cosmoi, some like and some unlike this one
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