Nothing can have value without being an object of utility.

Greek philosophy seems to have met with something with which a good tragedy is not supposed to meet, namely, a dull ending.

In all of human history no country or no people have suffered such terrible slavery, conquest and foreign oppression and no country and no people have struggled so strenuously for their emancipation than Sicily and the Sicilians.

The imaginary flowers of religion adorn man's chains. Man must throw off the flowers, and also the chains.

Life is not determined by consciousness, but consciousness by life.

To be radical is to grasp things by the root.

Our epoch, the epoch of the bourgeoisie, posses however, this distinctive feature; it has simplified the class antagonisms. Society as a whole is more and more splitting up into two great hostile camps, into two great classes directly facing each other.