To safeguard one's health at the cost of too strict a diet is a tiresome illness indeed.

为了保证健康而极其严格地控制饮食，本身就是一种烦人的病。

youdao

However, some other people argue that it's not worth to save others lives at the cost of one's own and it should not be encouraged.

然而，其他人争论到，以自己的生命为代价去拯救别人的生命是不值得的，这种行为不应该太被鼓励。

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In order to improve one's own competitiveness, enterprises must put the control of cost in place, workshop grade cost control especially.

为了提高自身的竞争力，企业必须在成本方面做出到位的控制，尤其是车间级的成本控制。

youdao

You would buy life insurance on both the husband and the wife -you might do different amounts; it's done by families with young children to protect them against the economic cost of the death of one of their parents.

夫妻双方都应该购买寿险,但两份保险的金额可以有所不同,这适用于有小孩子的家庭以弥补,因父亲或母亲去世而带来的经济损失

耶鲁公开课 - 金融市场课程节选

Although Air Force One's operating costs per person far exceed the cost of even a first-class commercial ticket, the logic is that it's unfair to charge the president's campaign for the full cost of operating Air Force One because he has no choice but to fly on the presidential plane for security reasons.

CNN: The perks of presidential travel

And like most celebrations, this one's going to cost.

FORBES

Wouldn't the cost of repairing broken windows reduce the funds available to expand one's shop, not to mention reduce the shopkeeper's demand for products from other suppliers?

FORBES: Magazine Article