No hay que tener miedo a perderse, sino a no encontrarse nunca.
"Books are the windows to other possibilities."
The power of a man, is his present means, to obtain some future apparent good.
To solve a problem, one must first understand its nature and then find the right tools to tackle it.
要解决一个问题，首先必须理解它的本质，然后找到正确的工具来处理它。
The rules of morality are not the conclusion of our reason.
The most important property of a program is whether it accomplishes the intention of its user.