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.

Wherever the relevance of speech is at stake, matters become political by definition, for speech is what makes man a political being.

the public sphere is as consistently based on the law of equality as the private sphere is based on the law of universal difference and differentiation. Equality, in contrast to all that is involved in mere existence, is not given us, but is the result of human organization insofar as it is guided by the principle of justice. We are not born equal; we become equal as members of a group on the strength of our decision to guarantee ourselves mutually equal rights.

The climax of terror is reached when the police state begins to devour its own children, when yesterday's executioner becomes today's victim.

The earth is the very quintessence of the human condition.

Entirely new concepts are very rare in politics.

Mathematics, the non-empirical science par excellence . . . the science of sciences, delivering the key to those laws of nature and the universe which are concealed by appearances.