All my life I have been hearing that the oil was going to run out. It never happens. They keep discovering new oil fields. The world is apparently floating in oil fields.

Neighborhood is a word that has come to sound like a Valentine. As a sentimental concept, 'neighborhood' is harmful to city planning. It leads to attempts at warping city life into imitations of town or suburban life. Sentimentality plays with sweet intentions in place of good sense.

You don't get new products and services out of sameness.

observation of realities has never, to put it mildly, been one of the strengths of economic development theory.

Cities have the capability of providing something for everybody, only because, and only when, they are created by everybody.

Streets and their sidewalks-the main public places of a city-are its most vital organs.

Being human is itself difficult, and therefore all kinds of settlements (except dream cities) have problems. Big cities have difficulties in abundance, because they have people in abundance.