Sleep is often the only occasion in which man cannot silence his conscience; we forget what we knew in our dream.

Man today being concerned with production and consumption as ends in themselves, has very little engergy time to devote himself to the true religious experience.

We talk a great deal about Russia today, and I'm afraid that in twenty years, we and Russia will be more similar than different.

When an individual is awake, almost all he does and says is inspired by the model of behavior that the society imposes,even without his being aware of it.

Only in being productively active can man make sense of his life.

An illusion shared by everyone becomes a reality.

Man can never stand still. He must find solutions to this contradiction, and ever better solutions to the extent to which reality enables him.