|Quotes: symbols for highlighting parts in a sentence or text. Often for identification of quotations or for distancing. For philosophical problems see also mention/use, quasi-quotation.|
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|Quotation Marks||I 69
Quotes/quotation marks/Strobach: indicate that we do not have an object-language expression itself, but a picture of an object-language expression - by the picture you use, you mention the object-language expression.
Einführung in die Logik Darmstadt 2005