A free man obtains knowledge from many sources 1 besides books . (Thomas Jefferson , American president)
一个自由的人除了从书本上获取知识外,还可以从许多别的来源获得知识。(美国总统 杰斐逊 . T.)
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.)