Ideas from 'Essays on Intellectual Powers: Memory' by Thomas Reid [1785], by Theme Structure

[found in 'Inquiry and Essays' by Reid,Thomas (ed/tr Beanblossom /K.Lehrer) [Hackett 1983,0-915145-85-5]].

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9. Objects / E. Objects over Time / 1. Objects over Time
Continuity is needed for existence, otherwise we would say a thing existed after it ceased to exist
9. Objects / E. Objects over Time / 13. No Identity over Time
We treat slowly changing things as identical for the sake of economy in language
9. Objects / F. Identity among Objects / 1. Concept of Identity
Identity is familiar to common sense, but very hard to define
Identity can only be affirmed of things which have a continued existence
15. Nature of Minds / A. Nature of Mind / 5. Unity of Mind
A person is a unity, and doesn't come in degrees
16. Persons / A. Concept of a Person / 2. Persons as Responsible
Personal identity is the basis of all rights, obligations and responsibility
16. Persons / A. Concept of a Person / 3. Persons as Reasoners
I can hardly care about rational consequence if it wasn't me conceiving the antecedent
16. Persons / D. Continuity of the Self / 2. Mental Continuity / a. Memory is Self
The identity of a thief is only known by similarity, but memory gives certainty in our own case
16. Persons / D. Continuity of the Self / 2. Mental Continuity / c. Inadequacy of mental continuity
Memory reveals my past identity - but so does testimony of other witnesses
If consciousness is transferable 20 persons can be 1; forgetting implies 1 can be 20
Boy same as young man, young man same as old man, old man not boy, if forgotten!
If a stolen horse is identified by similitude, its identity is not therefore merely similitude
If consciousness is personal identity, it is continually changing
16. Persons / D. Continuity of the Self / 7. Self and Thinking
Thoughts change continually, but the self doesn't