But socially-conscious buying offers a way for consumers to marry unique expression with a social purpose.

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Each has a unique facial expression, posture and hairstyle.

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Terence McKenna, in his book "Food of the Gods, " wrote about the origins of human language: this unique, often ecstatic expression of consciousness that bursts forth as morsels of meaning encoded as vocal patterns.

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The authors examined the genomes of 40 women and found that in each case, the pattern of expression of these genes was unique.

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From beautiful still photos to smooth Full HD movies, this camera empowers your freedom of expression, letting you capture your own unique view of the world.

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Insofar as music as an expression of human emotion, it has the unique power to surpass the limits as race, creed, gender, and sexuality.

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"Offering the Q10 in 100 color combinations is a unique way for PENTAX to showcase its commitment to supporting photo enthusiast's creative self- expression, " said John Carlson, Sr.

ENGADGET: Pentax offers 100 different custom color options for its Q10 mirrorless camera