大规模的军队可以消灭你，但是他们很容易被发现，容易区别，而且在你打击他们时你知道该做些什么。

Big armies can wipe you out, but they are easy to find, easy to distinguish, and you know when you have beaten them.

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“这就好像你在驾驶手动挡汽车，”美国东北大学的心理学家朱迪丝·霍尔说，“而且如果你开始想得太多，你就不记得自己在做什么。”

"It's as if you're driving a stick shift," says Judith Hall, a psychologist at Northeastern University, "and if you start thinking about it too much, you can't remember what you're doing."

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一声“大声叹息”意味着她认为那一刻的你是一个白痴，而且不明白自己为什么浪费了这么多时间站在这里来跟你争论“无关紧要的事”。

A "loud sigh" means she thinks you are an idiot at that moment, and wonders why she is wasting her time standing here arguing with you over "Nothing".

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And we know what that's equal to, this is something we've been over and over, ionization energy is simply equal to the negative of the binding energy.

而且你知道它等于什么，这是我们说过一遍又一遍的，电离能就等于,负的束缚能。

麻省理工公开课 - 化学原理课程节选

And it just, it's not like a team sport or anything, so you just do it, whatever.

而且，这不是团队运动什么的，你想怎么弄都行。

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