Knowledge for its own sake was meaningless, its mere accumulation a waste of time. Knowledge must lead to understanding.

Faction is the greatest evil and the most common danger. "Faction" is the conventional English translation of the Greek stasis, one of the most remarkable words to be found in any language.

Perhaps the best known, and certainly the most vaunted, "discovery" of modern public opinion research is the indifference and ignorance of a majority of the electorate in western democracies.

Political leaders, lacking documents that could be kept secret (apart from the occasional exception), lacking media they could control, were of necessity brought into a direct and immediate relationship with their constituents, and therefore under more and direct and immediate control.

What I am arguing, in effect, is that the full democratic system of the second half of the fifth century B.C. would not have been introduced had there been no Athenian empire.

It is a mark of civilised man that he seeks to understand his traditions, and to criticise them, not to swallow them whole.

Knowledge for its own sake was meaningless, its mere accumulation a waste of time. Knowledge must lead to understanding.