Do not , for one repulse , give up the purpose that you resolved to effect .(William Shakespeare , British dramatist)
不要只因一次失败,就放弃你原来决心想达到的目的。(英国剧作家 莎士比亚.W.)
Don’t part with your illusions . When they are gone you may still exist , but you have ceased to live. (Mark Twain , American writer)
不要放弃你的幻想。当幻想没有了以后,你还可以生存,但是你虽生犹死。(美国作家 马克?吐温)
I want to bring out the secrets of nature and apply them for the happiness of man . I don"t know of any better service to offer for the short time we are in the world .(Thomas Edison , American inventor)