Combining Texts

Ideas for 'fragments/reports', 'fragments/reports' and 'The Essence of Reference'

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2 ideas

12. Knowledge Sources / A. A Priori Knowledge / 2. Self-Evidence

483	Start a thesis with something undisputable [Diogenes of Apollonia]
	Full Idea: In starting any thesis, it seems to me, one should put forward as one's point of departure something incontrovertible.
	From: Diogenes (Apoll) (fragments/reports [c.440 BCE], B01), quoted by Diogenes Laertius - Lives of Eminent Philosophers 09.57

12. Knowledge Sources / B. Perception / 6. Inference in Perception

1544	Perception must be an internal matter, because we can fail to perceive when we are preoccupied [Diogenes of Apollonia, by Theophrastus]
	Full Idea: That it is the inner air that perceives, as being a fragment of the god, is shown by the fact that often when our minds are preoccupied with other matters we fail to see or hear.
	From: report of Diogenes (Apoll) (fragments/reports [c.440 BCE], A19) by Theophrastus - On the Senses 42