There is a lot of research in psychology, a lot of evidence that shows how difficult change is.

心理学的研究有很多，很多证据显示，改变是非常困难的事。

哈佛公开课 - 幸福课课程节选

There is a lot of research showing how difficult it is to change happiness based on external factors.

很多研究表明,基于外在因素改变快乐很难。

哈佛公开课 - 幸福课课程节选

I never met anybody who seemed more like an author than this person, and yet he's raising the question whether there is any such thing, or in any case, the question how difficult it is to decide what it is if there is.

我从来没有遇见过比他看起来更像作家的人，现在他提出了一个问题，问无论如何，如果有这么个东西的话那么决定它是什么有多难。

耶鲁公开课 - 文学理论导论课程节选

It also is a good lesson in how difficult it is, and we'll talk about this in a subsequent class, to actually measure what people eat.

同样这能很好的说明,实际评价人们的饮食有多困难,我们下节课会讨论这个话题

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

There's a wonderful book by my former colleague, Geoffrey Parker, called The Spanish Road, which talked about how difficult it was for the Spanish to get troops all the way to the Netherlands.

我之前的同事 杰弗里·帕克,写了一本非常好的书,叫做《西班牙之路》,讲述了西班牙是怎么样艰苦地,将军队派遣到荷兰去的

耶鲁公开课 - 欧洲文明课程节选

But in citing the power of what she claims to be this Puritan bogey, Virginia Woolf really suddenly reveals, I think, how difficult it is even for her to shut out entirely the real -or it might just be the bogus--power of John Milton.

但是通过指出这她称之为清教徒式的妖言的力量，佛吉尼亚·伍尔夫的确突然间向人们展示了，我想，即使是她，想要完全抵御弥尔顿的切实存在的力量,-也有可能仅仅是蛊惑人的妖言--是非常困难的。

耶鲁公开课 - 弥尔顿课程节选

And we'll look back maybe and see how that difficult text would've looked in its original context.

我们会倒回去看看这一不同文本,在其原背景下是什么样的。

耶鲁公开课 - 新约课程节选

The question is not so much how we control what happens to us but what do we do when we were faced difficult circumstances, and how we can make spiritual meaning even when difficult things happen to us.

问题不是我们能够掌控多少,而是当我们面对困境,能做些什么，我们怎样体现灵性的意义,即便我们面临困境。

普林斯顿公开课 - 人性课程节选

And this is actually, in general, why it's sometimes difficult to teach or to tell stories because we constantly overestimate how much other people know.

概而论之，这就是为什么有时候我们很难能讲一个故事,因为我们总是认为别人什么都猜到了。

耶鲁公开课 - 心理学导论课程节选

Because writing a philosophy paper is a difficult thing to learn how to do.

因为写哲学论文,是不太好学的。

耶鲁公开课 - 死亡课程节选

Last time we stopped, we talked about how difficult change is.

上次我们讲到改变有多么困难。

哈佛公开课 - 幸福课课程节选

It is very difficult to find any effect of how parents talk to their kids on how their kids learn language, particularly when it comes to babies.

家长跟儿童的说话方式,并未对儿童如何学习语言,产生任何影响,尤其是在对待婴儿的时候

耶鲁公开课 - 心理学导论课程节选

How many people found it difficult to do?

有多少人觉得这个很难做

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

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

Whether it gets outweighed easily, or whether it's very, very difficult and the contents have to be horrible to outweigh it, depends on how much value you think being alive per se has.

不管是轻易被超越，还是它很困难被超越,还是生活内容要非常糟糕才能超越它，这取决于你认为生活本身有多少价值。

耶鲁公开课 - 死亡课程节选

Now the question is "how does it expand" and "why is it so difficult for us to understand, accept, assimilate and live according to the fact that we can make a difference, if we understand that what we need to understand is how change happens.

问题是“它如何扩大“,以及为什么我们难以理解，我们能够做出改变这个事实,并接受，被同化以及据此生活，如果我们能了解我们需要理解的,是改变如何发生。

哈佛公开课 - 幸福课课程节选