Combining Texts

Ideas for 'Confessions', 'Epistemology' and 'Language,Truth and Logic'

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19 ideas

12. Knowledge Sources / A. A Priori Knowledge / 4. A Priori as Necessities
5198 We could verify 'a thing can't be in two places at once' by destroying one of the things [Ierubino on Ayer]
12. Knowledge Sources / A. A Priori Knowledge / 5. A Priori Synthetic
2619 Whether geometry can be applied to reality is an empirical question outside of geometry [Ayer]
12. Knowledge Sources / A. A Priori Knowledge / 7. A Priori from Convention
5197 By changing definitions we could make 'a thing can't be in two places at once' a contradiction [Ayer]
12. Knowledge Sources / A. A Priori Knowledge / 8. A Priori as Analytic
5204 To say that a proposition is true a priori is to say that it is a tautology [Ayer]
12. Knowledge Sources / B. Perception / 2. Qualities in Perception / c. Primary qualities
7299 Primary qualities can be described mathematically, unlike secondary qualities [Cardinal/Hayward/Jones]
7300 An object cannot remain an object without its primary qualities [Cardinal/Hayward/Jones]
12. Knowledge Sources / B. Perception / 4. Sense Data / a. Sense-data theory
6524 Positivists prefer sense-data to objects, because the vocabulary covers both illusions and perceptions [Ayer, by Robinson,H]
12. Knowledge Sources / B. Perception / 7. Causal Perception
5193 Causal and representative theories of perception are wrong as they refer to unobservables [Ayer]
12. Knowledge Sources / C. Rationalism / 1. Rationalism
5200 The main claim of rationalism is that thought is an independent source of knowledge [Ayer]
12. Knowledge Sources / D. Empiricism / 1. Empiricism
4729 Empiricism lacked a decent account of the a priori, until Ayer said it was entirely analytic [O'Grady on Ayer]
5180 All propositions (especially 'metaphysics') must begin with the senses [Ayer]
5169 My empiricism logically distinguishes analytic and synthetic propositions, and metaphysical verbiage [Ayer]
12. Knowledge Sources / D. Empiricism / 4. Pro-Empiricism
5185 It is further sense-experience which informs us of the mistakes that arise out of sense-experience [Ayer]
12. Knowledge Sources / D. Empiricism / 5. Empiricism Critique
5199 Empiricism, it is said, cannot account for our knowledge of necessary truths [Ayer]
12. Knowledge Sources / E. Direct Knowledge / 4. Memory
22980 Memory contains innumerable principles of maths, as well as past sense experiences [Augustine]
22981 Mind and memory are the same, as shown in 'bear it in mind' or 'it slipped from mind' [Augustine]
22982 Why does joy in my mind make me happy, but joy in my memory doesn't? [Augustine]
22983 We would avoid remembering sorrow or fear if that triggered the emotions afresh [Augustine]
22977 I can distinguish different smells even when I am not experiencing them [Augustine]