Success is not final,failure is not fatel,it is the courage to continue that connts.
The very existence of libraries affords the best evidence that we may yet have hope for the future of man.
在将失败视为前进一步的环境中,创新才能蓬勃发展。
无论我们观察到多少只白天鹅,都不能证明所有天鹅都是白色的。
The individual is reduced to a negligible quantity, perhaps less in his consciousness than in his habits and in the unconscious adjustments of his life.