每个独裁政权都是精心组织的遗忘系统。
The most dangerous poison is the feeling of achievement. The antidote is to think every morning, 'What can be done better?'
Books are the mirrors of the soul.
The power of a man, to take it universally, is his present means, to obtain some future apparent good.
"El escritor es un testigo de su tiempo, y su obra es el reflejo de la sociedad en la que vive."
A mathematician is a device for turning coffee into theorems.