...every man shares the responsibility and the guilt of the society to which he belongs.

Happiness is above all things the calm, glad certainty of innocence.

One of the qualities of liberty is that, as long as it is being striven after, it goes on expanding. Therefore, the man who stands in the midst of the struggle and says, 'I have it,' merely shows by doing so that he has just lost it.

The State is the curse of the individual... The State must go! That will be a revolution which will find me on its side. Undermine the idea of the State, set up in its place spontaneous action, and the idea that spiritual relationship is the only thing that makes for unity, and you will start the elements of a liberty which will be something worth possessing.

It is inexcusable for scientists to torture animals; let them make their experiments on journalists and politicians.

Money may be the husk of many things but not the kernel. It brings you food, but not appetite; medicine, but not health; acquaintance, but not friends; servants, but not loyalty; days of joy, but not peace or happiness.

The strongest men are the most alone.