A vice in common can be the ground of a friendship but not a virtue in common. X and Y may be friends because they are both drunkards or womanizers but, if they are both sober and chaste, they are friends for some other reason.

One of the most horrible, yet most important, discoveries of our age has been that, if you really wish to destroy a person and turn him into an automaton, the surest method is not physical torture, in the strict sense, but simply to keep him awake, i.e., in an existential relation to life without intermission.

We are all here on earth to help others.

All I have is a voice to undo the folded lie, the romantic lie in the brain of the sensual man-in-the-street and the lie of Authority whose buildings grope the sky: There is no such thing as the State and no one exists alone; Hunger allows no choice to the citizen or the police; We must love one another or die.

Life is a picnic on a precipice.

Look if you like, but you will have to leap.

There are good books which are only for adults. There are no good books which are only for children.