One is not converted to christianity; one must be morbid enough for it.

Do ask yourself why you, the individual, exist, and if you can get no other answer try for once to justify the meaning of your existence as it were a posteriori by setting before yourself an aim, a goal, a 'to this end', an exalted and noble 'to this end'.

There is nothing for which men ask to be paid dearer than for humiliation.

A person unlearns arrogance when he knows he is always among worthy human beings; being alone fosters presumption. Young people are arrogant because they always associate with their own peers, those who are all really nothing but who would like to be very important.

All that philosophers have handled for millennia has been conceptual mummies; nothing actual has ever escaped from their hands alive.

Just as bones, tissues, intestines, and blood vessels are enclosed in a skin that makes it possible to bear the sight of a human being, so the agitations and passions of the soul are wrapped up in vanity: it is the soul's skin.

Every step forward is made at the cost of mental and physical pain to someone.