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Ideas for 'Wiener Logik', 'The Sophist' and 'Intro to Gdel's Theorems'

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2 ideas

7. Existence / D. Theories of Reality / 6. Physicalism

1641	Some alarming thinkers think that only things which you can touch exist [Plato]
	Full Idea: One group drags everything down to earth, insisting that only what offers tangible contact is, since they define being as the same as body, despising anyone who says that something without a body is. These are frightening men.
	From: Plato (The Sophist [c.359 BCE], 246b)

7. Existence / D. Theories of Reality / 11. Ontological Commitment / a. Ontological commitment

10784	Whenever there's speech it has to be about something [Plato]
	Full Idea: Whenever there's speech it has to be about something. It's impossible for it not to be about something.
	From: Plato (The Sophist [c.359 BCE], 262e)
	A reaction: [Quoted by Marcus about ontological commitment] The interesting test case would be speech about the existence of circular squares.