My life has been good and bad, easy and difficult, lonely and filled with friends and family.

在我的生活里，有过好的，有过坏的；有时顺利，有时也会遇到坎坷；有时会孤单，但是有时也会因为朋友和家人的陪伴而感到充实。

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Method. In Study 1, children were asked to solve both easy and difficult two-step change problems in three different versions: standard, situational and conceptual rewording.

方法：在研究1中，要求孩子们在三种不同的版本下(标准、情境重述、概念重述)解答简单和困难的两步变化应用题。

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Moreover, they have more confidence in their judgments regarding information that came to them fluently, and they like things that are easy to process more than things that are difficult to process.

此外，他们对自己容易获得的信息更有信心，而且更喜欢容易处理的事物而不是难以处理的。

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This is actually a piece of code that is really easy to think about recursively and is much more difficult to think about in other ways.

这确实是一段用递归思考起来非常容易,而其它方法特别麻烦的代码,这一段代码的意思就是。

麻省理工公开课 - 计算机科学及编程导论课程节选

And I do that very precisely because it'll teach you a little bit about how easy or difficult it is to do it and what kind of information you retrieve from a dietary assessment.

我这样要求是因为,这能教给你,做评估的难易程度,以及你们能从饮食评估中得到何种信息

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Software is easy to copy and difficult to patent, but relationships, culture and customer loyalty are difficult to take away.

FORBES: Don't Waste Innovation on Products

These constraints make some evolutionary transitions easy and others more difficult.

ECONOMIST: A master of evolution takes a last long look at Darwin

The biggest supply-side obstacle to future growth may no longer be (if it ever was) excessive regulation or inflexible labour markets, but a corporate culture that finds it easy to tolerate low returns and difficult to tolerate outright failure.

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