One must think with the body and the soul or not think at all.

Courage is indispensible because in politics not life but the world is at stake.

The concept of unlimited expansion that alone can fulfill the hope for unlimited accumulation of capital, and brings about the aimless accumulation of power, makes the foundation of new political bodies - which up to the era of imperialism always had been the upshot of conquest - well-nigh impossible.

Slavery's crime against humanity did not begin when one people defeated and enslaved its enemies (though of course this was bad enough), but when slavery became an institution in which some men were 'born' free and others slave, when it was forgotten that it was man who had deprived his fellow-men of freedom, and when the sanction for the crime was attributed to nature.

There is no lasting happiness outside the prescribed cycle of painful exhaustion and pleasurable regeneration, and whatever throws this cycle out of balance – poverty and misery where exhaustion is followed by wretchedness instead of regeneration, or great riches and an entirely effortless life where boredom takes the place of exhaustion and where the mills of necessity, of consumption and digestion, grind an impotent human body mercilessly and barrenly to death – ruins the elemental happiness that comes from being alive.

Lacking the truth, [we] will however finds instants of truth, and these instants are in fact all we have available to us to give some order to this chaos of horror.

Opinions are formed in a process of open discussion and public debate, and where no opportunity for the forming of opinions exists, there may be moods -moods of the masses and moods of individuals, the latter no less fickle and unreliable than the former -but no opinion.