Stanislaw Lesniewski Quotes on Truth
Stanislaw Lesniewski was a Polish logician, philosopher of mathematics, and the most uncompromising formalist of the Lwow-Warsaw school. This page collects quotes attributed to Stanislaw Lesniewski on the topic of truth, drawn from across the philosopher's works.
Quotes
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Attributed to Stanislaw Lesniewski:
“Logic must rest on principles whose evidence we cannot doubt.”
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Attributed to Stanislaw Lesniewski:
“A class is the whole of its members, not a thing apart.”
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Attributed to Stanislaw Lesniewski:
“Definition must be eliminable without loss.”
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Attributed to Stanislaw Lesniewski:
“Formal systems are the precise instruments of philosophical thought.”
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Attributed to Stanislaw Lesniewski:
“What can be said clearly must first be axiomatized.”