[Napoleon] swept away everywhere the establishments of feudality. ... [He was] Caesar himself.

Men's ideas are the most direct emanations of their material state.

Money plays the largest part in determining the course of history.

There is one great fact, characteristic of this our nineteenth century, a fact which no party dares deny. On the one hand, there have started into life industrial and scientific forces which no epoch of former human history had ever suspected. On the other hand, there exist symptoms of decay, far surpassing the horrors recorded of the latter times of the Roman empire. In our days everything seems pregnant with its contrary.

In communist society, where nobody has one exclusive sphere of activity but each can become accomplished in any branch he wishes, society regulates the general production and thus makes it possible for me to do one thing today and another tomorrow, to hunt in the morning, fish in the afternoon, rear cattle in the evening, criticize after dinner, just as I have a mind, without ever becoming hunter, fisherman, shepherd or critic.

The proletarians have nothing to loose but their chains. They have a world to win.

The more the division of labor and the application of machinery extend, the more does competition extend among the workers, the more do their wages shrink together.