The important thing in life is to have a great aim , and the determination to attain it. (Johan Wolfgang von Goethe , German poet and dramatist)
人生重要的事情就是确定一个伟大的目标，并决心实现它。(德国诗人、戏剧家 歌德. J . M .)
The man with a new idea is a crank until the idea succeeds .(Mark Twain , American writer)
具有新想法的人在其想法实现之前是个怪人。(美国作家 马克吐温)
The only limit to our realization of tomorrow will be our doubts of today .(Franklin Roosevelt , American president)
实现明天理想的唯一障碍是今天的疑虑。(美国总统 罗斯福. F .)
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.)