Combining Texts

All the ideas for 'Presidential Address of Am. Math. Soc', 'Letter on Freedom' and 'fragments/reports'

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3 ideas

2. Reason / B. Laws of Thought / 2. Sufficient Reason
For every event it is possible for an omniscient being to give a reason for its occurrence [Leibniz]
5. Theory of Logic / A. Overview of Logic / 2. History of Logic
We have no adequate logic at the moment, so mathematicians must create one [Veblen]
26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / c. Ultimate substances
For Anaximenes nature is air, which takes different forms by rarefaction and condensation [Anaximenes, by Simplicius]