Richard Sennett discusses the use of space that contributed to the political richness of ancient Athens and suggests modern designers could follow suit.

“Difference” today seems about identity — we think of race, gender, or class. Aristotle’s meant something more by difference; he included also the experience of doing different things, of acting in divergent ways which do not neatly fit together. The mixture in a city of action as well as identity is the foundation of its distinctive politics.