" Yet all these gadgets cumulatively contribute only a fraction of what we save by living in a walkable neighborhood. It turns out that trading all of your incandescent lightbulbs for energy savers conserves as much carbon per year as living in a walkable neighborhood does each week. Why, then, is the vast majority of the national conversation on sustainability about the former and not the latter? "

― , Walkable City: How Downtown Can Save America, One Step at a Time