Theories are not rejected by cirsumstantial evidence: it takes a theory to beat a theory.
George StiglerMy interests were aroused, and my faith in the cliches of the subject destroyed, as so often with other subjects, by the discussions with my friend, Aaron Director.
George StiglerA Swedish physicist can not discuss his work with fifty people unless he goes abroad. A Swedish economist can get opinions and instructions in his native language from thousands upon thousands of his fellow citizens.
George Stigler