Time, matter, space - all, it may be, are no more than a point.

Do you see this egg? With this you can topple every theological theory, every church or temple in the world.

The enjoyment of freedom which could be exercised without any motivation would be the real hallmark of a maniac.

My ideas are my whores.

To be born in imbecility, in the midst of pain and crisis; to be the plaything of ignorance, error, need, sickness, wickedness, and passions; to return step by step to imbecility, from the time of lisping to that of doting; to live among knaves and charlatans of all kinds; to die between one man who takes your pulse and another who troubles your head; never to know where you come from, why you come and where you are going! That is what is called the most important gift of our parents and nature. Life.

The most dangerous madmen are those created by religion, and people whose aim is to disrupt society always know how to make good use of them on occasion.

First move me, astonish me, break my heart, let me tremble, weep, stare, be enraged-only then regale my eyes.