For thousands of years, humans built settlements scaled to people who walked. In a generation, Americans transformed an entire continent around a new transportation technology. We often fail to appreciate how we are testing this approach as we go. Quite simply: it's a massive experiment.
Read MoreAmerica’s cultural belief is that growing cities experience not only opportunity and prosperity today, but also success far into the future. There is a built-in assumption that new growth pays for itself today and generates enough wealth to sustain itself generation after generation This is a flawed assumption.
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