We are all alone in this world, and we must find our own way.
在这个世界上,我们都是孤独的,我们必须找到自己的路。
The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
I think that everything is possible if you put your mind to it.
每次我写一本书,每次我面对那张空白页,我都确信我做不到。
There is danger from all men. The only maxim of a free government ought to be to trust no man living with power to endanger the public liberty.