Suffering is the substance of life and the root of personality, for it is only suffering that makes us persons.

Man dies of cold, not of darkness.

Our life is a hope which is continually converting itself into memory and memory in its turn begets hope.

And usually [the philosopher] philosophizes either in order to resign himself to life, or to seek some finality in it, or to distract himself and forget his griefs, or for pastime and amusement.

The greatest height of heroism to which an individual, like a people, can attain is to know how to face ridicule.

To fall into a habit is to begin to cease to be.

My aim is to agitate and disturb people. I'm not selling bread; I'm selling yeast.