“We have no compassion and we ask no compassion from you. When our turn comes, we shall not make excuses for the terror.”

Change the economic base and you will change human beings.

We call communism the real movement which abolishes the present state of things.

Reason has always existed, but not always in a reasonable form.

Men make their own history, but they do not make it as they please; they do not make it under self-selected circumstances, but under circumstances existing already, given and transmitted from the past.

Catch a man a fish, and you can sell it to him. Teach a man to fish, and you ruin a wonderful business opportunity.

Let the ruling classes tremble at a Communistic revolution. The proletarians have nothing to lose but their chains. They have a world to win. Workingmen of all countries unite!

The working class is revolutionary or it is nothing.

Religion is, indeed, the self-consciousness and self-esteem of man who has either not yet won through to himself, or has already lost himself again.

Religion is only the illusory Sun which revolves around man as long as he does not revolve around himself.

Man makes his own history, but he does not make it out of the whole cloth; he does not make it out of conditions chosen by himself, but out of such as he finds close at hand.

Moments are the elements of profit.

Be careful to trust a person who does not like wine.

The less you eat, drink and read books; the less you go to the theatre, the dance hall, the public house; the less you think, love, theorize, sing, paint, fence, etc.

The first requisite for the happiness of the people is the abolition of religion.

Surround yourself with people who make you happy.

The only antidote to mental suffering is physical pain.