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The very definition of the real becomes: that of which it is possible to give an equivalent reproduction... The real is not only what can be reproduced, but that which is always already reproduced. That is the hyperreal.
过去是一个异国;他们在那里的做法不同。
数学的真正乐趣在于发现的过程,而不仅仅是结果。
在变革的时代,学习者将继承地球,而知晓者会发现自己装备精良却面对一个不复存在的世界。
"The only limit to our realization of tomorrow is our doubts of today."