Writing, printing, and the Internet give a false sense of security about the permanence of culture.

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.

Designing a dream city is easy; rebuilding a living one takes imagination.

There is no logic that can be superimposed on the city; people make it, and it is to them, not buildings, that we must fit our plans.

Intricate minglings of different uses in cities are not a form of chaos. On the contrary, they represent a complex and highly developed form of order.

While you are looking, you might as well also listen, linger and think about what you see.

The ballet of the good city sidewalk never repeats itself from place to place, and in any one place is always replete with new improvisations.

This is something everyone knows: A well-used city street is apt to be a safe street. A deserted city street is apt to be unsafe.

People must take a modicum of public responsibility for each other even if they have no ties to each other.

This is what a city is, bits and pieces that supplement each other and support each other.

Never let the sacrifice of others be for nothing by doing nothing.

A little nonsense now and then Is relished by the wisest men.

In a militia, the character of the laborer, artificer, or tradesman, predominates over that of the soldier: in a standing army, that of the soldier predominates over every other character.

The thing about Christmas music is the recognizability. It's great.

For me, [John Wheeler] was the last Titan, the only physics superhero still standing.

I don't think I spoil my kids, I'm fairly responsible.

No man acquires property without acquiring with it a little arithmetic also.

I was only given this life because I'm strong enough to live it.

Conquest, tyranny, treachery, and the clash of cultures bring about corrupt societies, and so does old age. Sometimes the five faces of corruption are visible at the same time.

The Semantic Web isn't inherently complex. The Semantic Web language, at its heart, is very, very simple. It's just about the relationships between things.