To master a foreign language like English requires hard work, so you can't study too hard.

掌握一门像英语这样的外语需要勤奋学习，因此你再怎么努力也不为过。

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It's hard work, but while you are reading, you'll find that what once seemed like a duty is now a pleasure.

这是一项艰苦的工作，但当你阅读时，你会发现曾经被视为一种义务的事情现在变成了一种乐趣。

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If you want to be an excellent runner like Liu Xiang, you must be in good health and be prepared to go through much hard work.

如果你想成为一名像刘翔一样优秀的运动员，你必须保持身体健康，准备好经受大量刻苦的训练。

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If you want to get like As, you have to work hard for it.

如果你想得到A，那你得非常非常刻苦努力。

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That basic idea that if you work hard, no matter where you come from, no matter what you look like, no matter what the circumstances of your birth, if you work hard you can do well enough to raise a family and own a home, send your own kids to college, put a little bit away for retirement.

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Sometimes you might have to work so annoyingly hard, like one close friend of mine did, that you refuse to leave.

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It's hard work, really hard work, often requiring tremendous resources (lactation consultants, machines that make you feel like a dairy cow, shields and all sorts of bizarre contraptions) that can take weeks, even months, to get right.

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