If a lion could talk, we could not understand him.
The notion of truth is not definable in any formal system that is strong enough to include arithmetic.
对于每一位专家,都会有一个同等的或者完全相反的专家。但对于每一个事实,并不一定就有一个同等的或者相反的事实存在。
La literatura es el arte de la palabra, y la palabra es el instrumento del pensamiento.