Since only what is material is perceptible, knowable, nothing is known of the existence of God.

Society does not consist of individuals but expresses the sum of interrelations, the relations within which these individuals stand.

While the miser is merely a capitalist gone mad, the capitalist is a rational miser.

We know that violent measures against religion are nonsense; but this is an opinion: as socialism grows, religion will disappear. Its disappearance must be done by social development, in which education must play a part.

Capitalist agricultural production prevents the return to the soil of its elements consumed by man in the form of food and clothing; it therefore violates the conditions necessary to lasting fertility of the soil. By this action it destroys at the same time the health of the town labourer and the intellectual life of the rural labourer.

I am greatly pleased with the public, authentic isolation in which we two, you and I, now find ourselves. It is wholly in accord with our attitude and our principles.

The animal is one with its life activity. It does not distinguish the activity from itself. It is its activity. But man makes hislife activity itself an object of his will and consciousness. He has a conscious life activity. It is not a determination with which he is completely identified.