1.Eternal truths will be neither true nor eternal unless they have fresh meaning for every new social situation.  (Franklin Roosevelt,American president )
永恒的真理如果不在新的社会形势下赋予新的意义,要么就不是真理,要么就不是永恒的。 (美国总统 罗斯福)
2.Histories make men wise; poems witty; the mathematics subtle; natural philosophy deep; moral grave; logic and rhetoric able to contend. (Francis Bacon, British philosopher )
历史使人明智;诗词使人灵秀;数学使人周密;自然哲学使人深刻;伦理使人庄重;逻辑修辞学使人善辨。( 英国哲学家 培根)
3.If you don't learn to think when you are young, you may never learn. (Thomas Edison, American inventor )
如果你年轻时就没有学会思考,那么就永远学不会思考。(美国发明家 爱迪生)
4.Natural abilities are like natural plants that need pruning by study. (Francis Bacon, British philosopher )
天生的才干如同天生的植物一样,需要靠学习来修剪。(英国哲学家 培根)