With no matter what human being, taken individually, I always find reasons for concluding that sorrow and misfortune do not suit him; either because he seems too mediocre for anything so great, or, on the contrary, too precious to be destroyed.

Two prisoners whose cells adjoin communicate with each other by knocking on the wall. The wall is the thing which separates them but is also their means of communication. It is the same with us and God. Every separation is a link.

The difference between more or less intelligent men is like the difference between criminals condemned to life imprisonment in smaller or larger cells. The intelligent man who is proud of his intelligence is like a condemned man who is proud of his large cell.

The world is the closed door. It is a barrier. And at the same time it is the way through.

Beauty always promises, but never gives anything.

The great error of nearly all studies of war... has been to consider war as an episode in foreign policies, when it is an act of interior politics.

The only hope of socialism resides in those who have already brought about in themselves, as far as is possible in the society of today, that union between manual and intellectual labor which characterizes the society we are aiming at.