Often the choice depends less on a rational assessment of similarities and differences than on gut feelings, proclivities to optimism or pessimism, or political orientation. Currently, two dates are circulating widely, 1907 and 1931.
很多时候，这样的选择更多地取决于知觉、乐观或悲观主义倾向，或者政治取向，而不是建立在对相似点和不同点的理性分析之上。当前，有两个年份正在甚嚣尘上，1907和1931。