And why do we feel draw together as a species, yet we steadily build up defensive barriers around our innermost feelings and beliefs so we can never be truly close to anyone?

作为同一物种，为什么我们感觉这样亲近，而为什么我们又总是披上自卫的外衣，掩饰内心深处的情感和信念，使我们永远无法真正相互接近？

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Around the aircraft up and down movements, spindle box designed to lead, to draw beautiful and practical art line CARDS.

该机左右上下升降，主轴箱设计领先，划出美观实用的画线板。

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Sotheby's says it expects huge interest in the piece, which it says has the potential to draw visitors from around the world to any collection which stumps up the cash to buy it.

CNN: April 12, 2012 -- Updated 2054 GMT (0454 HKT)