 
 <prompt> Wetin be di overall topic of dis passage? Based on di previous question, write one context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: Popper believe say rationality no dey restricted to only empirical or scientific theories, but e be special case of general method of criticism, di method of finding and eliminating contradictions for knowledge without ad-hoc-measures. According to dis view, rational discussion about metaphysical ideas, about moral values and even about purposes fit happen. Popper's student W.W. Bartley III try radicalise dis idea and make di controversial claim say not only criticism fit go beyond empirical knowledge, but say everything fit dey rationally criticised. 