1. Advertisers have made a close study of human nature and have classified all our little weaknesses.
    已经仔细地研究了人的本性，并把人的弱点进行了分类。

2. Despite all these unusual traditional ways of finding a marriage partner, one idea is the same throughout the world: Marriage is a basic and important part of human life.
    尽管有上述那些不寻常的寻找婚姻伴侣的传统办法，但有一个观点在全世界都是一样的：婚姻是人类生活中基本的、重要的一部分。

3. During the duration of one human lifetime, not many things change.
    人的一生中，不会有很多东西发生变化。

4. All human beings have a gregarious instinct.
    人类有群居的本性。

5. All human beings are mortal.
    人总有一死.

6. An individual human existence should be like a river----small at first, narrowly contained within its banks, and rushing passionately past boulders and over waterfalls.
    个人的存在应该像一条河流，开始很小，被紧紧地夹在两岸中间，接着热情奔放地冲过巨石，飞下瀑布。

7. At the age of twelve years, the human body is at its most vigorous.
    人体在12岁时是生命力最旺盛的时期。

8. After jumping about on the carpet and twisting the human frame into uncomfortable positions,
    我在地毯上跳来蹦过去，扭曲身子，摆出各种姿势，弄得浑身不舒服，

9. As he experimented he got to know more about how the human body works, and he found ways of operating on people so as to save their limbs and even their lives.
    在实验中他获得了更多有关人体运转的知识，并找到了为保住四肢甚至保住生命而对人体进行手术的方法。

10. And he proved, in a very human way, that there are people who care what happens to their fellow men.
    而且他以一种非常人道的方式，证明了在这个世界上确实有人会关心自己同胞的遭遇。