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很可能未來會(huì)發(fā)明出更多輔助視覺的工具，它們超越現(xiàn)有儀器的程度，就像現(xiàn)有儀器超越肉眼一樣。

Nothing that you remember has survived. Better to forget.

The state is the most important institution in human society because it is the only one that can legitimately use force to maintain order.