We must spread our principles, not with words but with deeds, for this is the most popular, the most potent, and the most irresistible form of propaganda.

Does it follow that I reject all authority? Perish the thought. In the matter of boots, I defer to the authority of the boot-maker.

The peoples' revolution... will arrange its revolutionary organisation from the bottom up and from the periphery to the centre, in keeping with the principle of liberty.

A Boss in Heaven is the best excuse for a boss on earth, therefore If God did exist, he would have to be abolished.

Priests, kings, statesmen, soldiers, bankers and public functionaries of all sorts; policemen, jailers and hangmen; capitalists, usurers, businessmen and property-owners; lawyers, economists and politicians - all of them, down to the meanest grocer, repeat in chorus the words of Voltaire, that if there were no God it would be necessary to invent Him.

I am not myself free or human until or unless I recognize the freedom and humanity of all my fellowmen... I am truly free only when all human beings, men and women, are equally free. The freedom of other men, far from negating or limiting my freedom, is, on the contrary, its necessary premise and confirmation.

Idealism is the despot of thought, just as politics is the despot of will.