Love is the real gold standard.

爱是真金无价。

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Is the real gold or pinchbeck?

真是真金还是金色铜？

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The real gold is in the observation itself, Rajagopal says. "To see a neutron star cooling before your eyes is a tremendous discovery," he says.

真正的闪光点在观测本身，Rajagopal说，“亲眼看见中子星冷却是一项非常巨大的发现。”

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However, the real marketing gold mine lies in the data about patients that drug companies are collecting from calls to toll-free numbers and visits to websites.

ECONOMIST: Go on, it��s good for you

This induced artificial variability in the real price of gold, especially during the periodic financial panics that attend fractional reserve banking.

FORBES: What Is Gold Really Worth?

However, since 2008, the ratio of gold to commodities has surged, slashing the real cost of mining gold by over 60%.

FORBES: Gold Mining Stocks Are An Increasingly Attractive Opportunity