Combining Texts

All the ideas for 'What is so bad about Contradictions?', 'Il Saggiatore ('The Assayer')' and 'Rules for the Direction of the Mind'

expand these ideas     |    start again     |     specify just one area for these texts

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6 ideas

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

9123	Someone standing in a doorway seems to be both in and not-in the room [Priest,G, by Sorensen]

11. Knowledge Aims / B. Certain Knowledge / 1. Certainty

9807	In pursuing truth, anything less certain than mathematics is a waste of time [Descartes]

12. Knowledge Sources / B. Perception / 2. Qualities in Perception / d. Secondary qualities

7401	Heat and colour don't exist, so cannot mislead about the external world [Galileo, by Tuck]

5454	Tastes, odours and colours only reside in consciousness, and would disappear with creatures [Galileo]

14. Science / D. Explanation / 2. Types of Explanation / i. Explanations by mechanism

16560

Galileo introduced geometrico-mechanical explanation, based on Archimedes [Galileo, by Machamer/Darden/Craver]

26. Natural Theory / A. Speculations on Nature / 4. Mathematical Nature

3645	To understand the universe mathematics is essential [Galileo]