Art is always and everywhere the secret confession, and at the same time the immortal movement of its time.
The ideas of the ruling class are in every epoch the ruling ideas, I.E., the class which is the ruling material force of society, is at the same time its ruling intellectual force.
Greek philosophy seems to have met with something with which a good tragedy is not supposed to meet, namely, a dull ending.
Capital is money, capital is commodities. by virtue of it being value, it has acquired the occult ability to add value to itself. It brings forth living offspring, or, at the least, lays golden eggs.
History does nothing; it does not possess immense riches, it does not fight battles. It is men, real, living, who do all this.
Religion is the sigh of the oppressed creature, the heart of a heartless world, and the soul of soulless conditions. It is the opium of the people.
Workers of the world unite; you have nothing to lose but your chains.
Religion is the opium of the masses.
From each according to his abilities, to each according to his needs.
Democracy is the road to socialism.
Society does not consist of individuals but expresses the sum of interrelations, the relations within which these individuals stand.
The history of all previous societies has been the history of class struggles.
The first requisite for the happiness of the people is the abolition of religion.
Nothing can have value without being an object of utility.
For the bureaucrat, the world is a mere object to be manipulated by him.
Necessity is blind until it becomes conscious. Freedom is the consciousness of necessity.
Religion is the impotence of the human mind to deal with occurrences it cannot understand.
Capital is dead labor, which, vampire-like, lives only by sucking living labor, and lives the more, the more labor it sucks.
The rich will do anything for the poor but get off their backs.
The only antidote to mental suffering is physical pain.
The production of too many useful things results in too many useless people.
History repeats itself, first as tragedy, second as farce.