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Oneday,aphilosopher(哲人)washavinganimportantclassinafamousuniversity。Hewasanexperiencedprofessor。Thestudentshadexpectedhimforaverylongtime。Themanlookedateverystudentintheclassroom,andthensaidslowly
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世界是复杂的,事物也是复杂的。所有的事物你把它想复杂了,那你永远得不到答案。例如,我问一加一等于多少?有人答等于0,有人答等于11,有人答3……可就是没有人答等于2。做过奥赛题的