That the sweetly intoxicating three-four rhythm which took hold of hand & foot, necessarily eclipsed great & serious music & made the audience unfit for any intellectual effort goes without saying. Eduard Hanslick
Every intellectual effort sets us apart from the commonplace, and leads us by hidden and difficult paths to secluded spots where we find ourselves amid unaccustomed thoughts. José Ortega y Gasset
Gradually I began to intellectually reject some of the delusionally influenced lines of thinking which had been characteristic of my orientation. This began, most recognizably, with the rejection of politically-oriented thinking as essentially a hopeless waste of intellectual effort. John Forbes Nash
It is an extraordinary thing that this civilization, which wears out our nerves and exacts an almost painful effort from us in all our doings, should be at great pains to spare the mass of people that intellectual effort which is the only measure of true culture. Georges Duhamel
Every intellectual effort is bent towards committing the most diversified violations upon the human being. Octave Mirbeau
The invention of printing did away with anonymity, fostering ideas of literary fame and the habit of considering intellectual effort as private property. Marshall McLuhan