Any job, from selling insurance to answering customer calls, can drain you of your optimism and sense of purpose.

从卖保险到接听客户来电，任何工作都可能耗尽你的乐观情绪和目标感。

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If the teens sense they are not being taken seriously, all hope of helping them goes down the drain.

如果十几岁的意义上，他们是不被重视，所有的希望去帮助他们血本无归。

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But, said the Prime Minister, with a sense of dawning horror, didn't you tell me they're the creatures that drain hope and happiness out of people?

“但是，”首相说，恐惧在他心头升起，“你不是告诉我说他们是从人们脑中吸走希望和快乐的生物吗？”

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My advice to the Frenchman who wants any of these things is to do without for a few weeks, because such a situation can last only under the rule of the Germans, who drain a country dry of everything except grace, beauty, and good sense.

NPR: Excerpt: 'World War II Writings'

While cost efficiencies do make a lot of sense in the short term, it is important to understand whether all this knowledge drain will prevent the effective bounce back of the organization when the high growth economy returns?

FORBES: Don't you want to know what you "know?"