"Efficiency, security — they are important and they make a city accessible," says computer scientist Daniele Quercia, "but they don't make a city great." So, what does? iStock hide caption
"Efficiency, security — they are important and they make a city accessible," says computer scientist Daniele Quercia, "but they don't make a city great." So, what does?
iStockCities are among our greatest experiments in human co-habitation. Do they also hold the answers to some of our biggest problems? This hour, TED speakers explore how cities can change the world.
"Einstein once said, 'Logic will get you from A to B. Imagination will take you everywhere.' " — Daniele Quercia Wolfram Scheible/TED hide caption
"The city, the township, is a natural expression, a natural manifestation of that social instinct that we have. ... They define us." — Benjamin Barber James Duncan Davidson/TED hide caption
"Cities are where you can see your mayor in a grocery store." — Kasim Reed Courtesy of TEDCity2.0 hide caption
"Fragile cities ... will define the future of order and disorder." — Robert Muggah James Duncan Davidson/TED hide caption
"Cities are meant to be for people. They are meant as places for people to come together." — Amanda Burden James Duncan Davidson/TED hide caption
