Confronted 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 FeyerabendThe validity of usefulness, adequacy of popular standards can be tested only by research that violates them.
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 FeyerabendIt is often assumed that science starts from facts and eschews counter-factual theories. Nothing could be further from the truth. What is one of the basic assumptions of the scientific world-view? That the variety of events that surrounds us is held together by a deeper unity.
Paul Feyerabend