If you lack a sense of purpose, your stay on Earth could be truncated.

如果你没有目标的意识，那你在人世上停留的日子就缩短了。

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We all have to make a living, have a sense of purpose and fulfillment, and stay healthy in order to achieve a life in the real world.

我们所有的人都必须谋生，都必须要有目的和成就感，都必须保持健康以便于在真实世界里获得自己的生活。

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The original purpose of such questions was to help the researchers behind the heart-disease project stay in touch with participants even when they moved out of Framingham.

这些问题的最初的目的是帮助研究者在心脏病研究的持续过程中还可以和参与者保持联系，甚至是他们离开弗雷明汉后也能保持联系。

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For firms that constantly change chief executives, it reflects a lack of clear purpose and signals investors to stay away or sell, says David Joy, chief market strategist at RiverSource Investments.

FORBES: Why Good Management Matters

The purpose of registration is to notify the authorities of your accommodations during your stay.

BBC: The red tape of Russian visas

All MPs had to sign off their expenses confirming that they "incurred these costs wholly, exclusively and necessarily to enable me to stay overnight away from my only or main home for the purpose of performing my duties" as an MP.

BBC: Co-operate on expenses, MPs told