Combining Philosophers

All the ideas for Speussipus, Richard Montague and Michael Martin

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6 ideas

1. Philosophy / D. Nature of Philosophy / 5. Aims of Philosophy / e. Philosophy as reason

6855	Interesting philosophers hardly every give you explicitly valid arguments [Martin,M]

2. Reason / E. Argument / 1. Argument

6856	Valid arguments can be rejected by challenging the premises or presuppositions [Martin,M]

5. Theory of Logic / F. Referring in Logic / 2. Descriptions / b. Definite descriptions

18779

'The' is a quantifier, like 'every' and 'a', and does not result in denotation [Montague]

9. Objects / B. Unity of Objects / 2. Substance / c. Types of substance

594	Speusippus suggested underlying principles for every substance, and ended with a huge list [Speussipus, by Aristotle]

12. Knowledge Sources / B. Perception / 1. Perception

6857	An error theory of perception says our experience is not as it seems to be [Martin,M]

28. God / C. Attitudes to God / 5. Atheism

2632	Speusippus said things were governed by some animal force rather than the gods [Speussipus, by Cicero]