Using a mirror, check your head for hair loss.

照一下镜子，看下你的头上有没有掉头发。

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Then recite it in front of the mirror aloud (or inside your head if you prefer) whenever you need a confidence boost.

当你需要自信的时候，面对镜子大声地背诵它(如果你喜欢的话可以在你的头脑里面默念)。

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With the back of his head reflected in a mirror, artist Wafaa Bilal poses for a photograph Thursday, Dec. 2, 2010 in New York.

这张照片是艺术家Wafaa Bilal2010年12月2日星期四发布的，从镜子中可以看见他的后脑勺。

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The collie was hanging its head out the window, obstructing the driver-side mirror, she says.

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