Ironically, Fodor promulgates a forceful version of this critique. Even in his earliest statements of CCTM, Fodor (1975: 197–205) expresses considerable skepticism that CCTM can handle all important cognitive phenomena. The pessimism becomes more pronounced in his later writings (1983, 2000), which focus especially on abductive reasoning as a mental phenomenon that potentially eludes computational modeling. His core argument may be summarized as follows: