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最激动人心的发现往往来自意想不到的地方。
The circumstances of the world are continually changing, and the opinions of man change also; and as government is for the living, and not for the dead, it is the living only that has any right in it.
Pleasures, then, and the avoidance of pains, are the ends that the legislator has in view.
自然是无情且不可改变的,它不在乎其隐藏的原因和行为是否能为人类所理解。