Even if we don't know Oxytocin from OxyContin or our vagus from Las Vegas, we seem to know intuitively how to prepare our spirits for takeoff -- even when the forecast calls for grounding all flights.

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We also all know, intuitively, that lower tax rates tend to stimulate economic activity and thus recoup some of the tax revenue lost by the lower tax rates.

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We know intuitively that the era in which the internet is conveyed via cables is coming to an end.

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