Another passion which gives rise to false beliefs that are politically harmful is pride - pride of nationality, race, sex, class, or creed. When I was young France was still regarded as the traditional enemy of England, and I gathered as an unquestionable truth that one Englishman could defeat three Frenchmen. When Germany became the enemy this belief was modified and English people ceased to mention derisively the French propensity for eating frogs.
Source: Bertrand Russell: Ideas That Have Harmed Mankind，1946.
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