农业革命实际上是有益的；我们通过阻止冰河世纪的到来，使气候变得更好。

The agricultural revolution which actually was beneficial; we altered the climate for the better by preventing an Ice Age.

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有人认为，在旅游业和画廊变得如此大众化之后，我们实际上已经不可能停下来欣赏我们眼之所见的景色了。

One view is that we have democratised tourism and gallery so much that we have made it effectively impossible to appreciate what we've travelled to see.

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一项全国性的健康调查也提示了同样的结果：30岁过后，我们变得更加实际，不把幸福当成生命本身的一种目标。

A National Health Survey agrees: After age 30, we "become more realistic and do not view happiness as a goal in itself."

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