Darwin's book is very important and serves me as a basis in natural science for the class struggle in history. One has to put up with the crude English method of development, of course. Despite all deficiencies not only is the death-blow dealt here for the first time to 'teleology' in the natural sciences, but their rational meaning is empirically explained.

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

The executive of the modern state is but a committee for managing the common affairs of the whole bourgeoisie.

Go on, get out - last words are for fools who haven't said enough. To his housekeeper, who urged him to tell her his last words so she could write them down for posterity.

In my free time I do differential and integral calculus.

Advances in science help to delegitimize the rule of kings and the power of the Church.

Be aware that the reward for labour, and quantity of labour, are quite disparate things.