人类唯一需要恐惧的，就是恐惧本身。
The first essential component of social justice is adequate food for all mankind.
建筑的本质在于结构与人类体验之间的空间。
The only limit to our realization of tomorrow is our doubts of today.
Concerning the gods, I have no means of knowing whether they exist or not or of what sort they may be. Many things prevent knowledge including the obscurity of the subject and the brevity of human life.
