我们唯一需要害怕的就是害怕本身。
"The heart has its reasons which reason knows not."
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
现代世界让我们自由,但也让我们痛苦。
My scientific studies have afforded me great satisfaction; and I am convinced that it will not be long before the whole world acknowledges the results of my work.