Protect yourself from other people's stresses: Carry a piece of unpolished black tourmaline (crystal) with you.

保护自己不受他们压力的影响：随身带一块未磨过的黑碧玺(水晶)。

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'you basically let the crystal fall on something, black or dark-colored, and then you have to pick it up with a toothpick or brush and put it on a glass slide,' Libbrecht said.

'基本上就是让晶体落在黑色或深色的背景上，然后用个牙签或刷子把它弄到玻璃幻灯片上，'利波瑞特介绍说。

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Also on offer is a ladies crystal Dior watch - "Bezel set with 48 diamonds 0.24 carat, black lacquered dial, black rubber strap set with black sapphire crystal" - worth 4, 000.

还有一款女士水晶迪奥表——“表圈镶有48颗0.24克拉钻石，黑漆表盘，黑色的橡胶表带镶嵌黑色宝蓝水晶”——价值4000英镑。

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The home begins with an enormous grand entry with black crystal chandelier and includes a gourmet kitchen with high-end appliances, enormous living room with a 20-foot wall of windows and a master suite with steam shower, dry sauna and whirlpool bath.

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The Phosphor Reveal line offers six style choices: pink, red, white and black patent leather for women with crystal-adorned face frame, and two black matte leather men's band choices with or without adorned top ring.

ENGADGET: Phosphor's Reveal wristwatch uses Swarovski crystals to tell time, bedazzle you

Other guests included Barbra Streisand, Robert Downey, Jack Black, Billy Crystal, Tobey Maguire, Salma Hayek and fashion designer Diane Von Furstenberg.

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