Theories are not rejected by cirsumstantial evidence: it takes a theory to beat a theory.
George StiglerFriedman stumbled in, late to the seminar as usual and reeking of cigar smoke and whiskey. He hadn't read the paper being presented, and halfway through he just gets up, walks up to the podium, socks the mother****er right in the face and takes a piss all over his lecture notes.
George Stigler