And psychologists have demonstrated this in controlled studies.

心理学家已经在对照研究中证明了这一点。

Let's first start with a 2017 meta-analysis, which thoroughly analyzed 32 controlled feeding studies comparing low-fat and low-carb diets.

先来看看2017的荟萃分析结果，这个分析以低脂和低碳水饮食为对照，仔细分析了32个控制饮食的研究报告。

Now before you think this proves that eating fat indeed makes you fatter, consider that controlled studies are special scenarios.

在你以为这正好证明了吃高脂食物的确会让你发胖之前，先考虑到控制变量的研究其实是一种特殊的场景。

It's hard to say why without more controlled studies, but some researchers have suggested that anger can be helpful for physical tasks.

在没有更多的对照研究的情况下，很难说为什么，但一些研究人员已经提出，愤怒可以有助于体育任务。

So it's not like a controlled study.

所以这不像是一项对照研究。

It was an observational study. In a controlled study, some patients would have taken aspirin.

这是一项观察性研究。在一项对照研究中，一些患者会服用阿司匹林。

My colleagues and I conducted the largest randomized controlled study of the treatments of anxiety in children ages seven to 17.

我和我的同事对 7 至 17 岁儿童的焦虑症进行了最大的随机对照研究。

To rigorously examine the benefits of meditation, we need many more carefully controlled and longitudinal studies that follow people over a longer period of time before and after beginning meditation.

为了严格检验冥想的好处，我们需要更多更仔细的控制和纵向研究，追踪人们在开始冥想前后的较长一段时间。

And the way you find out is do careful following and natural history studies and case control studies.

你发现的方法是仔细跟踪和自然历史研究以及病例对照研究。

To describe it as a courtroom drama would be to underplay the subtle, tightly controlled study of motherhood, race, belonging and separation that lies at the centre of this darkly mesmerising film.

将这部电影描述为一部庭审电影会淡化它对母亲身份、种族、归属感和分离等主题所进行的微妙细腻、严丝合缝的研究，而这正是这部黑暗且迷人的电影的核心所在。

And a randomized control study in 2006 found that people with BPD who got dialectic behavioral therapy were half as likely to attempt suicide than those who received regular talk therapy.

2006 年的一项随机对照研究发现，接受辩证行为疗法的患者，自杀的可能性是接受常规谈话治疗患者的一半。

So, it’s enough to suggest that there might be something to these ideas, but bigger, more carefully controlled studies need to be done before this can be considered scientific fact.

所以，这足以表明这些想法可能有一些东西，但在将其视为科学事实之前， 需要进行更大、更仔细控制的研究。

It turns out something we don't teach enough is like, you teach someone how to network or how to pitch or any of this stuff, their life changes actually in controlled studies. Like it's amazing.

事实证明，我们教得不够的东西是，你教别人如何建立人脉或如何推销或任何这些东西，他们的生活实际上在受控研究中发生了变化。好像太神奇了。