The madman is not the man who has lost his reason. The madman is the man who has lost everything except his reason.


Imagination does not breed insanity. Exactly what does breed insanity is reason. Poets do not go mad; but chess-players do.


The madman's explanation of a thing is always complete, and often in a purely rational sense satisfactory. 


Mysticism keeps men sane. As long as you have mystery you have health; when you destroy mystery you create morbidity.


The modern world is not evil; in some ways the modern world is far too good. It is full of wild and wasted virtues.


The modern world is full of the old Christian virtues gone mad. The virtues have gone mad because they have been isolated from each other and are wandering alone. 


There is a thought that stops thought. That is the only thought that ought to be stopped.


Well, I left the fairy tales lying on the floor of the nursery, and I have not found any books so sensible since.


The man who kills a man, kills a man. The man who kills himself, kills all men. As far as he is concerned he wipes out the world.


Angels can fly because they can take themselves lightly.