The most important part of teaching is to teach what it is to know.

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.

A right which goes unrecognized by anybody is not worth very much.

The whole evolution of present-day society tends to develop the various forms of bureaucratic oppression and to give them a sort of autonomy in regard to capitalism as such.

A doctrine serves no purpose in itself, but it is indispensable to have one if only to avoid being deceived by false doctrines.

Necessity is God's veil.

Contradiction itself, far from always being a criterion of error, is sometimes a sign of truth.