"My greatest fear is that I shall not be able to finish my work."

"The limits of empiricism are not where one would expect them to be."

"The propositions of logic are tautologies."

"Philosophy is a battle against the bewitchment of our intelligence by means of language."

"The problems of philosophy are not empirical problems. They are solved, rather, by looking into the workings of our language, and that in such a way as to make us recognize those workings: in despite …"