We accumulate a great deal of knowledge about so many things but to act intelligently about what one has learned seems almost impossible.

我们累积了关于很多事情的大量知识，但是要按照学到的知识去明智地行动，看起来几乎是不可能的。

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One of the oddest things to an outsider about the United States patent system is that it is impossible for the U. S. Patent and Trademark Office (PTO) ever to finally reject a patent application.

摘 要：对一个美国专利系统的局外人来说，最奇怪的事情之一就是美国专利和商标局（PTO）不可能最终拒绝一项专利申请。

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Heisenberg's Uncertainty Principle says that it is impossible to know certain things about a quantum particle - such as its momentum and position - simultaneously.

海森伯格的不确定性原理认为对一个量子微粒而言，你永远不可能同时确切地知道它的各项参数。例如它的动量和位置。

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One of the best things about Brooklyn is how impossible it is to define the place the borough is dynamic and vast.

WSJ: Jason Gay: The Perfect Name for Brooklyn's Team

Too often, such information is nearly impossible to get, especially when it requires doctors to give patients useful statistics about things like treatment side effects.

FORBES: Are Doctors Afraid to Talk Math with Their Patients?