1·Trust men and they will be true to you; treat them greatly and they will show themselves great.

　　信任别人，别人才会对你忠诚;尊敬别人，别人才显示其可敬之处。 ——Emerson

　　注：句型“祈使句 + and (then) + 一般将来时的句子”，意为只有出现前面祈使句中的情况才会出现后面句子中的结果。

　　Trust men and they will be true to you; treat them greatly and they will show themselves great.

　　2·There are two things to aim at in life: First, to get what you want; and after that, to enjoy it. Only the wisest of mankind achieve the second.

　　生活中有两个目标：首先，得到你想要的东西;然后，尽情地享受它。只有最明智的人才能实现第二个目标。

　　注：1、in life：一生中

　　2、to get what you want：其中what的功能相当于“名词+连接词”

　　There two things to aim at in life:First ,to get what you want;and after that,to enjoy it.Only the wisest of mankind achieve the second.

　　3·I want to bring out the secrets of nature and apply them for the happineof man. I don't know of any better service to offer for the short time we are in the world .(Thomas Edison , American inventor)

　　我想揭示大自然的秘密，用来造福人类。我认为，在我们的短暂一生中，最好的贡献莫过于此了。 (美国发明家 爱迪生. T.)

　　注：1、bring out：使显示、说出

　　2、apply：动词，“应用”

　　3、happiness：名词，“幸福、快乐”

　　4、man：名词，用单数形式，意为“人类”。

　　5、“for the happineof man”中的“for” 表示目的，译为“为了…”。

　　6、“we are in the world”为定语从句，前面省略了连接词“that”，修饰“the short time ”。

　　i want to bring out the secrets of nature and apply them for the happineof man.i don't know of any better service for the short time we are in the world.

　　4·People talk of killing time, while time quietly kills them.

　　人们在谈论如何消磨时间的同时，时间也不声不响地消蚀着人们的生命。