Combining Texts
Ideas for
'Parmenides', 'Letters to Des Bosses' and 'The Principles of Mathematics'
expand these ideas
|
start again
|
choose
another area for these texts
display all the ideas for this combination of texts
7 ideas
2. Reason / A. Nature of Reason / 1. On Reason
224
|
When questions are doubtful we should concentrate not on objects but on ideas of the intellect [Plato]
|
2. Reason / B. Laws of Thought / 5. Opposites
232
|
Opposites are as unlike as possible [Plato]
|
2. Reason / C. Styles of Reason / 1. Dialectic
8937
|
Plato's 'Parmenides' is the greatest artistic achievement of the ancient dialectic [Hegel on Plato]
|
2. Reason / D. Definition / 13. Against Definition
14115
|
Definition by analysis into constituents is useless, because it neglects the whole [Russell]
|
14159
|
In mathematics definitions are superfluous, as they name classes, and it all reduces to primitives [Russell]
|
2. Reason / F. Fallacies / 2. Infinite Regress
14148
|
Infinite regresses have propositions made of propositions etc, with the key term reappearing [Russell]
|
2. Reason / F. Fallacies / 8. Category Mistake / a. Category mistakes
18002
|
As well as a truth value, propositions have a range of significance for their variables [Russell]
|