We must always try to disprove our own theories. Data is collected and analyzed to answer questions, test hypotheses or disprove theories. Dawkins does not claim to disprove God with absolute certainty. This impression is way more powerful than any rational explanations which can disprove the myth. However, he later backed down from that statement, having no evidence to disprove it. If proven to be true, this testimony would disprove Mansfield's alibi. Muslim commentators have been unable to convincingly disprove the crucifixion. He recognized that this was only a conjecture, since one could never disprove (b). Murphy argues that he can point to examples of human beings which disprove this claim. Many others have contributed to disprove Petersen's theory. Such monstrous claims, how can one disprove them??? If Putin's team can not disprove the facts provided by Litvinenko, Putin must shoot himself. John Searle formulated the "Chinese room argument" in order to disprove computationalism. The newspapers of the day disprove this claim. Pasteur performed several experiments to disprove spontaneous generation.