The only thing we have to fear is fear itself.
我们唯一需要害怕的就是害怕本身。
The challenge of modern physics is not just to understand the universe, but to understand our place within it.
我们联邦中每个家庭的感激之情都献给那些为我们的国家服务而战斗和牺牲的勇敢的人们。
"The most important thing is to stay curious, to keep learning, to keep growing."