Combining Texts

Ideas for 'Parmenides', 'Regressive Method for Premises in Mathematics' and 'An Analysis of Knowledge and Valuation'

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5 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 / A. Nature of Reason / 6. Coherence

17638

If one proposition is deduced from another, they are more certain together than alone [Russell]

2. Reason / B. Laws of Thought / 3. Non-Contradiction

17632

Non-contradiction was learned from instances, and then found to be indubitable [Russell]

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]