"Urban transport systems based on a combination of rail lines, bus lines, bicycle pathways, and pedestrian walkways offer the best of all possible worlds in providing mobility, low-cost transportation, and a healthy urban environment." –Lester R. Brown, Plan B 4.0: Mobilizing to Save Civilization.
Youtube clip of interview of Lester Brown by Washington Novaes, José Eli da Veiga, Ricardo Voltolini, and Marta San Juan France on Brazil's Roda Viva TV Cultura. Presented by Laila Dawa. Date: October 22, 2009.