I have not failed. I've just found 10,000 ways that won't work. -- Thomas Edison

　　Anyone who has never made a mistake has never tried anything new. -- Albert Einstein

　　Whether you think that you can, or that you can't, you are usually right. -- Henry Ford

　　As long as the continuous efforts, unremitting struggle, there is no things that can not be conquered.-- Seneca只要持续地努力，不懈地奋斗，就没有征服不了的东西。塞内加

　　Once they start they can always continue to cause people is happy.-- Herzen一朝开始便永远能将事业继续下去的人是幸福的。赫尔岑

　　The possibility that we may fail in the struggle ought not to deter us from the support of a cause we believe to be just. -- Abraham Lincoln

　　Many a man has finally succeeded only because he has failed after repeated efforts. If he had never met defeat he would never have known any great victory. -- Orison Swett Marden

　　No other success can compensate for failure in the home. -- David O. McKay, Encyclopedia of Mormonism, Advice to parents at General Conference of he LDS Church, April, 1964