最早的艺术形式是最适合表达快乐情绪的，如绘画和音乐。
The earliest forms of art, like painting and music, are those best suited for expressing joy.
当群体中至少一个人变得快乐的时候，研究人员发现这个人的快乐情绪至少可以感染3级。
When just one person in a group becomes happy, researchers were able to measure a three-degree spread of that person's cheer.
你要注意到你的快乐情绪与你的正能量是与他人、环境紧密相连的。 学习如何留下快乐。
Notice how your happiness and well-being are interconnected with other people and the natural environment.
英国和澳大利亚科学家通过对将近1000对双胞胎的研究发现，人类的快乐情绪一半是由基因控制的。
Through a study of nearly 1000 pairs of identical and non-identical twins, British and Australian researchers found genes control half the personality traits that make people happy.
但凡是探讨工作中快乐情绪的文章，几乎都在表达人们对它的渴望和追寻。但你到底该如何创造快乐呢？
For all that's been written about happiness at work — desiring it, seeking it, wishing for it — how do you actually create it?
在许多其他的发现中，结果显示影响人类大脑奖励机制或快乐情绪的大脑回路同时也会对肥胖和饮食失调产生影响。
Among other findings, studies indicate that brain circuits involved in reward or pleasure may also be involved in obesity and eating disorders.
我快乐的情绪突然黯淡下来。
他们在音乐中情绪从悲伤变成快乐或者相反。
They change the mood in the music either from sad to happy or the other way around.
在一项经典研究中，保罗·埃克曼拍下了人们表现出愤怒、厌恶、恐惧、快乐和悲伤等情绪的照片。
In a classic research, Paul Ekman took photographs of people exhibiting the emotions of anger, disgust, fear, happiness, and sadness.
例如，为了给你的生活带来更多的快乐和激情，你必须敞开心扉去体验负面情绪。
For example, to bring more joy and passion into your life, you must be open to experiencing negative emotions.
尽管发生了这样的事情，有些人能够避免产生压抑和不快乐的情绪。
Some people are able to make it, to avoid immobilizing depression and unhappiness despite such occurrences.
在日常生活中有大量积极情绪的人往往更快乐、更健康、学得更好，且与他人相处得很好。
People who have plenty of positive emotions in their everyday lives tend to be happier, healthier, learn better, and get along well with others.
芭芭拉·弗雷德里克森是研究积极情绪重要性的国际领先权威，她说，人类的基因决定了寻求积极情绪，比如爱和快乐。
Barbara Frederickson, a leading international authority on the importance of positive emotions, says humans are genetically programmed to seek positive emotions such as love and joy.
它宣称是“互联网上最好的地方”，在那里快乐的人可以向那些情绪低落的人表达他们积极的想法和感受。
It announces to be "the nicest place on the Internet", where happy people can present their positive thoughts and feelings to those who are in low spirits.
大多数人似乎在夜晚的早些时候会做更多的噩梦，在快醒来之时逐渐做一些更快乐的梦，这表明他们正在克服白天产生的消极情绪。
Most people seem to have more bad dreams early in the night, progressing toward happier ones before awakening, suggesting that they are working through negative feelings generated during the day.
一些科学家认为黑猩猩可以表现出快乐或悲伤等情绪。
Some scientists argue that chimpanzees can show emotions such as happiness or sadness.
它是怎样变换你的快乐，改变你的情绪呢？
我们可能试图但无法完全隐藏我们的内疚，羞愧，愤怒，快乐，厌恶，恐惧或其他情绪。
Try as we might, we can't fully conceal our guilt, shame, anger, happiness, disgust, fear, or other emotions.
有时我们会体验到剧烈的情绪波动：从兴奋到低落，从快乐到悲伤，从内心和谐到内心烦乱。
Sometimes we experience great mood swings: from excitement to depression, from joy to sorrow, from inner harmony to inner chaos.
研究组进行了一些实验，他们的课题开始时通过看电影回忆积极或消极的事件来产生快乐或悲伤的情绪。
For the study, Forgas and his team conducted several experiments that started with inducing happy or sad moods in their subjects through watching films and recalling positive or negative events.
(让参与者们观看能够引起快乐或悲伤情绪的电影片段，要求他们仔细回想自己生活中积极或消极的一方面)。
He did this by having them watch movie clips that either invoked happy or sad emotions, and asking them to dwell on positive or negative aspects of their own lives.
在婚姻中不应该有猜谜游戏或者“我丈夫（或妻子）应该知道什么让我快乐”这种的潜在情绪。
There shouldn't be any guessing games in a marriage, or underlying feelings of “my husband (or wife) should know what makes me happy.
满怀感恩之心。感激的情绪是快乐生活的关键因素。
Gratitude, the emotion of thankfulness, is one of the key ingredients for living a happy life.
我唱什么歌并无限制，只要它能发泄我的情绪，稚快乐的声音传给周遭的人就好了。
There is no limit to what I sing, so long as it can let out my emotion and pass the pleasant voice to others.
思考很大程度上影响了我们的情绪和快乐水平，这点已经得到证实。
It is recognized that our thoughts greatly influence our mood and level of well-being.
如果为你的一天输入快乐、放松的情绪，将会大大增加度过健康、有收获的一天的机会。
Enter your day happy and relaxed, and you greatly increase your chances of a healthy, productive day.
后来，作为一个母亲，她的情绪周而复始的波动在快乐和悲痛之间，频繁的确信会有一些可怕的事情发生在她的孩子们身上。
Later, as a parent, she swung from joy to misery and back again and was frequently convinced something terrible would happen to her children.
它使你迅速走出负面情绪，获得快乐健康的生活。
It allows you to quickly to overcome negative tendencies and reach a happy and healthy life.
其他情绪，比如快乐和悲伤，被了解得更多，他说：“即使像懊悔有相当清楚的神经定位。”
Other emotions, such as happiness and sadness, are much better understood, he says: "Even things like regret have some pretty clear neural coordinates."
其他情绪，比如快乐和悲伤，被了解得更多，他说：“即使像懊悔有相当清楚的神经定位。”
Other emotions, such as happiness and sadness, are much better understood, he says: "Even things like regret have some pretty clear neural coordinates."
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