Facts are constituted by older ideologies, and a clash between facts and theories may be proof of progress.
Paul FeyerabendTraditions are neither good nor bad, they simply are... Rationality is not an arbiter of traditions, it is itself a tradition or an aspect of a tradition.
Paul FeyerabendThe validity of usefulness, adequacy of popular standards can be tested only by research that violates them.
Paul FeyerabendConfronted with such a variety most philosophers try to establish one approach to the exclusion of all others. As far as they are concerned there can only be one true way- and they want to find it. Thus normative philosophers argue that knowledge is a result of the application of certain rules, they propose rules which in their opinion constitute knowledge and reject what clashes with them.
Paul Feyerabend