In this paper the author discusses the methods, in the teaching of the college elective course of Body Building, for fostering students' belief in the necessity of life-long physical exercise.

结合高校健美选项课的教学实践，就学生终身体育观的培养提出了看法。

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Everyday necessity is the stagnant pool of life—no lovely picture reflects itself therein.

日常所需好比生活的一潭死水，没有哪一幅美丽的图画能在其中找到倒影。

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Congress alone can deal with them and if we are unwilling or unable there will soon be a trust for every product and a master to fix the price for every necessity of life.

国会可以独自应对它们，如果我们不愿或无法解决这个问题，那么很快每一种产品都会有托拉斯，每一种日常生活必需品都会有人来操纵定价。

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When did you last hear a CEO speak credibly about the value of distractions, the necessity of failure, and of the finitude of life as a reminder to live it fully, as we did at the legendary 2005 Stanford commencement speech?

FORBES: How Steve Jobs Reinvented Leadership.

The search for profit, they argue, may be a regrettable necessity in the modern world, a sad fact of life if there is to be any private enterprise.

ECONOMIST: Capitalism and ethics

In other cases, there are compelling reasons for women to endure the work-life challenges their companies pose, such as economic necessity, the inability to do a particular job outside of big institutions or because of the need to gain experience and credentials.

FORBES: Don't Lean In. Walk Out.