"Denim is a relatively safe choice because it always sells," says fashion-trend expert David Wolfe.

“牛仔装是相对安全的选择，因为这种衣服能长期热卖。”时尚专家戴维·沃尔夫说道。

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Chewing your vegetables in a natural de-stressor. It releases four times more serotonin says David Wolfe.

以自然解压的方式咀嚼你吃的菜，这样可以释放4倍多的血清素。

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"Worried consumers are not likely to buy something challenging or too far out, too new, " says David Wolfe, creative director at the Doneger Group, a trend forecasting firm.

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