This "learned fear" can protect us from dangers.
这种习得性恐惧可以使我们免受危险。
The researchers used a common method for studying learned fear.
研究人员使用相同的方法研究习得性恐惧。
"We showed that light itself does not necessarily enhance fear, but more light enhances learned fear," Wiltgen said.
“我们发现光线本身并不一定增强恐惧，但更多的光线增强了习得性恐惧，”Wiltgen说道。
Understanding how light regulates learned fear may inform therapies aimed at treating some of these fear-based disorders.
了解光线调节习得性恐惧的方式可以使治疗师能够针对治疗这些以恐惧为基础的疾病。
She learned how to deal with strong feelings like fear or loneliness.
她学会了如何面对诸如恐惧或寂寞等强烈的情感。
Powerful special interests like the coal and oil industries have learned how to halt movement on climate policy by exploiting the fear people feel when their identities are threatened.
像煤和石油工业这种非常特别的利益集团已经学会如何利用人们对自己同一性的恐惧来阻止气候政策实施。
The fear did not leave my mind, my soul or my body, but I have learned how to make it work for me.
恐惧没有离开我的脑海、我的灵魂、我的身体，但是我学会了如何让它为我服务。
"We'd go back to recapture birds, and it seemed obvious that they had learned to recognize and fear us," he recalls.
“我们想回去再捕一些鸟，不过看起来很明显，它们已经学会辨认我们并且惧怕我们。”他回忆说。
Now that this truth has been un-learned, there is the real fear and strong expectation that it cannot be relearned.
既然这个事实一直没有被了解，也就有着真实的恐惧和强大的预期：它也不会被再次了解。
Later on I learned to find the balance, but the fear of getting not enough sleep stayed somewhere deep in me.
不久，我学会了平衡，但是因为害怕不能得到足够的睡眠深深地作用于我。
Using mice as models, they learned that intense light enhances fear or anxiety in mice, which are nocturnal, in much the same way that darkness can intensify fear or anxiety in diurnal humans.
把小老鼠当做实验品，他们发现强光增强了老鼠的恐惧和焦虑，因为老鼠属于昼伏夜出的生物，同样，因为人类通常在白天活动，黑暗就增加了他们的恐惧和焦虑。
By indexing the two types of fear reactions in the presence of increased light, the researchers learned that the image-forming pathway of the rods and cones had the modulating effect on fear.
通过增加光线来研究两种类型的恐惧反应，研究人员发现有杆状体和视锥的图像成像通道可以调节恐惧的反应。
It turns out that fear and anxiety can also be learned and passed on to future generations.
恐惧和焦虑被证明能够遗传以及传递至后代。
When they first surrounded me, I learned the fear all the others had known.
当他们刚刚围住我的时候，我感受到了一种恐惧，这种恐惧其他人早已心知肚明。
I had grown accustomed to being perpetually dirty, overcame my fear of spiders, and learned to love Ramen even more (being a college student, I thought this wasn't possible).
我已经习惯了总是全身弄得脏兮兮的，克服了对蜘蛛的恐惧，也学会更爱ramen(身为一个学院学生，原本我以为这不可能)。
This is what I've learned and want to share with you: Happiness can always be found on the other side of fear.
这就是我从生活中学会的并想要和你们分享的东西：你总能在恐惧的另一边找到快乐。
He who is not everyday conquering some fear has not learned the secret of life.
如果一个人每天没有征服一些恐惧的话，那么他还不知道生活的秘密。
If a child lives in fear, He learned worries.
如果一个孩子生活在恐惧之中，他就学会了忧虑。
For fear of being hurt, so I learned to disguise.
因为害怕被伤害，所以我学会了伪装。
Love is what we were born with; Fear is what we learned here.
爱是我们与生俱来的，害怕是我们在这里学会的。
During this very difficult time, I couldn't tell anyone for fear I wouldn't be able to compete in the Olympics if people learned I was HIV-positive.
然而在这艰难的时刻，我却不能把这些告诉任何人，因为一旦人们知道我是艾滋病毒阳性，我便不能参加奥运会比赛了。
I learned that courage was not the absence of fear but the triumph over it.
我学习到，勇敢并非心中没有恐惧，而是战胜了恐惧。
She lived in fear of her parents' judgment, and learned to shame herself in the same way that she had been shamed.
她总是担忧父母对她的评价，并且学会使用像她曾被羞辱的方式来羞辱自己。
I learned that courage was not the absence of fear, but the triumph over it.
我认为拥有勇气并不代表没有恐惧，而是战胜恐惧。
Although fear is an innate response, objects of fear can be learned.
虽然恐惧是一种天生反应，但恐惧的对象可以通过学习。
I learned that courage was not the absence of fear, but the triumph over it.
我懂得了，勇气不是没有惧怕，而是战胜惧怕。
I learned that courage was not the absence of fear, but the triumph over it.
我知道，勇气并非没有恐惧，而是战胜恐惧。
I feel free when I am sailing on the sea. I never fear the sea cause I've learned the meaning of reverence.
在海面上，我感到无比自由。我并不惧怕大海，因为我已学会敬畏。
I feel free when I am sailing on the sea. I never fear the sea cause I've learned the meaning of reverence.
在海面上，我感到无比自由。我并不惧怕大海，因为我已学会敬畏。
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