81、who has the material to survive, people have a dream only talk about life. you have to understand life and life different animal survival, while others life.人有了物质才能生存，人有了梦想才谈得上生活。你要了解生存与生活的不同吗？动物生存，而人则生活。

82、When an end is lawful and obligatory, the indispensable means to is are also lawful and obligatory. (Abraham Lincoln, American statesman) 如果一个目的是正当而必须做的,则达到这个目的的必要手段也是正当而必须采取的。(美国政治家 林肯. A.)