但是，随着标准的每周四十小时的工作时间拉长，消极的娱乐活动令人感到更自在，因而人们难得参加积极的休闲活动。

But as the standard forty hour workweek gets pushed longer and passive entertainment becomes easier to consume, it is harder to take up active leisure.

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优秀的写作能力是一项难得的技能。读起来轻松自在的文字，常常令人意识不到这项技能的存在。

Good writing is a rare skill, though it often goes unnoticed when it produces easily read text.

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淡淡的天空中，飘着几朵白云，鸟儿在天空中自由自在地飞翔，有谁不想在这蔚蓝的天空下享受这份难得的宁静呢？

Touch the sky, floating clouds had birds fly freely in the sky, who do not want to enjoy the blue sky rare quiet it?

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