既非对无处不在计算的原则的解释，也非一个所需技术的清单，提供了在一个充满无形物件的世界里的生活是什么样子的真正意义。

Neither an explication of the principles of ubiquitous computing nor a list of the technologies involved really gives a sense of what it would be like to live in a world full of invisible widgets.

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并且，这些技术对我们而言都是无形的，因此风险近在眼前。

And, just as the technology is largely invisible tous, so are the risks.

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一个领导者会教导他人，将有形的技术和无形的道德品质教给身边的人，激发他们在行为和态度上都效仿他。

A leader is also able to teach, to convey both physical skills and moral characteristics to those around him, and inspires those people to mimic him in his behaviors and attitudes.

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