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是印度给了我们表达所有数字的巧妙方法,每个符号都有一个位置值和一个绝对值。
It is India that gave us the ingenious method of expressing all numbers by means of ten symbols, each symbol receiving a value of position as well as an absolute value.
In times of change, the learners inherit the earth, while the learned find themselves beautifully equipped to deal with a world that no longer exists.《Steel and Strategy》
当我们自由行动时,为了行动本身而不是为了其他动机,我们学会变得比我们原来更多。