description: Written over the last 18 months of his life &amp; inspired by his interest in G.E. Moore's defense of common sense, this much discussed volume collects Wittgenstein's reflections on knowledge &amp; certainty, on what it is to know a proposition for sure.
title: در باب یقین
titlecomplete: در باب یقین
genres: 20th Century, Essays, Classics, Language, Science, Philosophy, Theory, German Literature, Psychology, Nonfiction
ratings_count: 4619